Otsu; Kazuhiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Otsu; Kazuhiro.The latest application filed is for "short-circuit protection circuit for self-arc-extinguishing type semiconductor element".

Company Profile

0.5.5

Otsu; Kazuhiro - Chiyoda-ku JP
Otsu; Kazuhiro - Tokyo JP
Otsu; Kazuhiro - Chiba-ken 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
Short-circuit protection circuit for self-arc-extinguishing type semiconductor element Grant 11,070,046 - Naka , et al. July 20, 2	2021-07-20
Gate driving circuit for insulated gate-type power semiconductor element Grant 9,966,947 - Otsu , et al. May 8, 2	2018-05-08
Short-circuit Protection Circuit For Self-arc-extinguishing Type Semiconductor Element App 20170288385 - NAKA; Yoshitaka ; et al.	2017-10-05
Gate Driving Circuit For Insulated Gate-type Power Semiconductor Element App 20170179950 - OTSU; Kazuhiro ; et al.	2017-06-22
Separating machine for thinned semiconductor substrate and separation method Grant 6,730,578 - Otsu , et al. May 4, 2	2004-05-04
Process for the production of electric part Grant 6,653,207 - Ohya , et al. November 25, 2	2003-11-25
Process for the production of electric parts App 20020173121 - Ohya, Kazuyuki ; et al.	2002-11-21
Process for the production of electric part App 20020132447 - Ohya, Kazuyuki ; et al.	2002-09-19
Separating machine for thinned semiconductor substrate and separation method App 20020106869 - Otsu, Kazuhiro ; et al.	2002-08-08
Oxygen-absorbing component, oxygen absorbent package and oxygen-absorbing multilayered body containing same Grant 6,254,946 - Hirata , et al. July 3, 2	2001-07-03

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