Ngk Insulators, Ltd Patent Portfolio Statistics

Ngk Insulators, 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 Ngk Insulators, Ltd. look like?

Total Applications: 3,924
Granted Patents: 2,830
Grant Index 81.18 %
Abandoned/Rejected Applications: 656 (18.82%)
In-Process Applications: 422
Average Grant Time: 2.69 Years
Average Office Actions: 1.62

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

Art Unit Definition Total Applications
1784 Miscellaneous Articles, Stock Material 213
Opap Parked GAU 199
2834 Electrical Circuits and Systems 108
1775 Chemical Apparatus, Petroleum Processing, Separation and Purification, Analytical Chemistry, Disinfecting and Sterilizing, Liquid and Gas Apparatus 103
2874 Optics 98

How many patents are Ngk Insulators, Ltd. filing every year?

Year Total Applications
2022 0*
2021 184*
2020 211
2019 222
2018 158

*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 Ngk Insulators, Ltd. in USPTO?

Publication number: US20220029022A1
Application number: 17/450,706

Abstract:
Provided is a semiconductor film having a corundum-type crystal structure composed of α-Ga2O3 or an α-Ga2O3 solid solution, and an X-ray rocking curve full width at half maximum of a (104) plane on at least one surface of the semiconductor film is 500 arcsec or less.

Publication date: 2022-01-27
Applicant: Ngk Insulators, Ltd.
Inventors: Morimichi Watanabe


Publication number: US20220028982A1
Application number: 17/450,705

Abstract:
Provided is a semiconductor film having a corundum-type crystal structure composed of α-Ga2O3 or an α-Ga2O3 solid solution and the crystal defect density on at least one surface of the semiconductor film is 1.0×106/cm2 or less.

Publication date: 2022-01-27
Applicant: Ngk Insulators, Ltd.
Inventors: Fukui Hiroshi


Publication number: US20220030668A1
Application number: 17/450,704

Abstract:
A ceramic heater with a shaft includes: a ceramic plate in which resistance heating elements are embedded; a hollow ceramic shaft bonded to a surface on an opposite side of a wafer placement surface of the ceramic plate; multiple vertical grooves provided in an internal circumferential surface of the ceramic shaft in an axial direction; conductive films provided in the multiple vertical grooves, respectively; and connection members that each electrically connect a terminal of the resistance heating elements to a corresponding one of the conductive films.

Publication date: 2022-01-27
Applicant: Ngk Insulators, Ltd.
Inventors: Kuno Tatsuya


How are Ngk Insulators, Ltd.’s applications performing in USPTO?

Application Number Title Status Art Unit Examiner
17/450,706 Semiconductor Film OPAP Central, Docket
17/450,705 Semiconductor Film OPAP Central, Docket
17/450,704 Ceramic Heater With Shaft OPAP Central, Docket
17/494,891 Bonded Substrate And Manufacturing Method Of Bonded Substrate OPAP Central, Docket
17/495,004 Lithium Composite Oxide Sintered Body Plate OPAP Central, Docket