Hitachi Metals, Ltd Patent Portfolio Statistics

Hitachi Metals, Ltd.

Profile Summary

This article summarizes the perfomance of the assignee in the recent years. The overall statistics for this portfolio help to analyze the areas where the assignee is performing well. The filing trend, perfomance across the tech centers and the perfomance of the recent applications has been mentioned below. All the stats are calculated based on the perfomance in USPTO.

How does the overall patent portfolio of Hitachi Metals, Ltd. look like?

Total Applications: 2,532
Granted Patents: 1,975
Grant Index 84.26 %
Abandoned/Rejected Applications: 369 (15.74%)
In-Process Applications: 184
Average Grant Time: 2.65 Years
Average Office Actions: 1.58

Which Technology Area Hitachi Metals, Ltd. is filing most patents in? (Last 10 years)

Art Unit Definition Total Applications
2847 Electrical Circuits and Systems 231
1733 Metallurgy, Metal Working, Inorganic Chemistry, Catalyst, Electrophotography, Photolithography 124
1742 Tires, Adhesive Bonding, Glass/Paper making, Plastics Shaping & Molding 119
1734 Metallurgy, Metal Working, Inorganic Chemistry, Catalyst, Electrophotography, Photolithography 69
Opap Parked GAU 67

How many patents are Hitachi Metals, Ltd. filing every year?

Year Total Applications
2022 0*
2021 68*
2020 92
2019 114
2018 141

*The drop in the number of applications filed in last two years compared to previous years is because applications can take up to 18 months to get published

Recently filed patent applications of Hitachi Metals, Ltd. in USPTO?

Publication number: US20190047049A1
Application number: 16/076,764

Abstract:
An object of the invention is to provide: an alloy article that has excellent homogeneity in the alloy composition and microstructure as well as significant shape controllability, using an HEA with significant mechanical strength and high corrosion resistance; a method for manufacturing the alloy article; and a product using the alloy article. There is provided an alloy article comprising: Co, Cr, Fe, Ni, and Ti elements, each element in content of 5 to 35 atomic %; more than 0 atomic % to 8 atomic % of Mo %; and remainder substances of unavoidable impurities. And, ultrafine particles with an average diameter of 40 nm or less are dispersedly precipitated in matrix phase crystals of the alloy article.

Publication date: 2019-02-14
Applicant: Hitachi Metals, Ltd.
Inventors: Fujieda Tadashi


Publication number: US20180223541A1
Application number: 15/750,678

Abstract:
A double floor member is provided with: a guide rail 24 affixed to the upper face side; a first connection member 27 movable in the longitudinal direction of the guide rail 24 and engaged with the guide rail 24 so as not to be dislodged upward from the guide rail 24; and a second connection member 34 connected to the first connection member 27 so as not to lift upward from the first connection member 27. The second connection member 34 can be moved in a direction different from the longitudinal direction of the guide rail 24 by horizontally moving the position where the second connection member 34 is connected to the first connection member 27.

Publication date: 2018-08-09
Applicant: Hitachi Metals, Ltd.
Inventors: Soga Susumu


Publication number: US20170367205A1
Application number: 15/541,930

Abstract:
This hermetic sealing lid member (1) is made of a clad material (10) including a base material layer (11) made of an Fe alloy that contains 4 mass % or more of Cr and a silver brazing layer (13) bonded onto a surface of the base material layer on a side closer to an electronic component housing member through an intermediate layer (12).

Publication date: 2017-12-21
Applicant: Hitachi Metals, Ltd.
Inventors: Masaharu Yamamoto


How are Hitachi Metals, Ltd.’s applications performing in USPTO?

Application Number Title Status Art Unit Examiner
16/076,764 Alloy Article, Method For Manufacturing Same, And Product Using Same Patented Case 1736 Morales, Ricardo D
15/750,678 Double Floor Member Patented Case 3637 Tran, Hanh Van
15/541,930 Hermetic Sealing Lid Member And Electronic Component Housing Package Abandoned — Failure to Respond to an Office Action 1784 Omori, Mary I
15/248,428 Lead Material For Battery Patented Case 1733 Roe, Jessee Randall
15/110,997 Ni-Based Alloy Having Excellent Hot Forgeability And Corrosion Resistance, And Large Structural Member Patented Case 1733 Roe, Jessee Randall