Yamamoto; Shigehisa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yamamoto; Shigehisa.The latest application filed is for "silicon carbide epitaxial substrate and silicon carbide semiconductor device".

Company Profile

2.10.6

Yamamoto; Shigehisa - Tokyo JP
Yamamoto; Shigehisa - Otake-shi JP
Yamamoto; Shigehisa - Hiroshima JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Silicon carbide epitaxial substrate and silicon carbide semiconductor device Grant 10,858,757 - Tanaka , et al. December 8, 2	2020-12-08
Silicon Carbide Epitaxial Substrate And Silicon Carbide Semiconductor Device App 20190145021 - TANAKA; Takanori ; et al.	2019-05-16
Method for manufacturing silicon carbide semiconductor apparatus, and energization test apparatus Grant 9,874,596 - Watanabe , et al. January 23, 2	2018-01-23
Method For Manufacturing Silicon Carbide Semiconductor Apparatus, And Energization Test Apparatus App 20160003889 - WATANABE; Shoyu ; et al.	2016-01-07
Spherical Sintered Ferrite Particles, Resin Composition For Semiconductor Encapsulation Comprising Them And Semiconductor Devices Produced By Using The Same App 20100193972 - Yamamoto; Kazumi ; et al.	2010-08-05
Method of verifying semiconductor integrated circuit reliability and cell library database Grant 6,470,479 - Yamamoto October 22, 2	2002-10-22
Burn-in Test Method For A Semiconductor Chip And Burn-in Test Apparatus Therefor App 20020050813 - YAMAMOTO, SHIGEHISA	2002-05-02
Burn-in Method And Burn-in Device App 20020039800 - Yamamoto, Shigehisa	2002-04-04
Burn-in system and burn-in method App 20020009120 - Sugimoto, Hiromitsu ; et al.	2002-01-24
Method of testing semiconductor devices Grant 6,127,837 - Yamamoto , et al. October 3, 2	2000-10-03
Plate-like ferrite particles with magnetoplumbite structure and magnetic card using the same Grant 6,099,957 - Yamamoto , et al. August 8, 2	2000-08-08
Semiconductor device testing apparatus and testing method thereof Grant 6,037,794 - Yamamoto , et al. March 14, 2	2000-03-14
Design aiding apparatus and method for designing a semiconductor device Grant 6,024,478 - Yamamoto February 15, 2	2000-02-15
Heat-resistant inorganic pigment and process for producing the same Grant 5,968,248 - Shibasaki , et al. October 19, 1	1999-10-19
Device for evaluating reliability of interconnect wires Grant 5,900,735 - Yamamoto May 4, 1	1999-05-04
Magneto-plumbite ferrite particles for magnetic card, process for producing the same, and magnetic card using the same Grant 5,605,753 - Sanada , et al. February 25, 1	1997-02-25

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