HY

Hiroshi Yanagigawa

RE Renesas Electronics: 11 patents #284 of 4,529Top 7%
NE Nec: 5 patents #2,830 of 14,502Top 20%
NE Nec Electronics: 3 patents #234 of 1,789Top 15%
Overall (All Time): #231,249 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12394759 Semiconductor device and circuit device Yasutaka Nakashiba, Kazuhisa Mori, Toshiyuki Hata 2025-08-19
12125905 Semiconductor device Yoshinori Kaya, Katsumi Eikyu, Akihiro Shimomura, Kazuhisa Mori 2024-10-22
11557648 Semiconductor device and method of manufacturing the same Katsumi Eikyu, Masami Sawada, Akihiro Shimomura, Kazuhisa Mori 2023-01-17
11362207 Semiconductor device Atsushi Sakai, Satoru TOKUDA, Ryuuji Umemoto, Katsumi Eikyu 2022-06-14
11004749 Semiconductor device and method of manufacturing the same Taro Moriya, Kazuhisa Mori 2021-05-11
10763336 Semiconductor device and method for manufacturing the same 2020-09-01
10529846 Semiconductor device and method of manufacturing the same Taro Moriya, Hiroyoshi KUDOU 2020-01-07
10250255 Semiconductor device and circuit arrangement using the same 2019-04-02
9960269 Semiconductor device and method of manufacturing the same Hiroyoshi KUDOU 2018-05-01
9698773 Semiconductor device 2017-07-04
7884421 Semiconductor device and method of manufacturing the same 2011-02-08
7733133 Power switch circuit having variable resistor coupled between input terminal and output transistor and changing its resistance based on state of output transistor Masaki Kojima 2010-06-08
7439795 Charge pump circuit with reduced parasitic capacitance Masayuki Ida, Kazunori Doi 2008-10-21
7400163 Dead time control circuit capable of adjusting temperature characteristics of dead time Mitsuru Yoshida 2008-07-15
6384453 High withstand voltage diode and method for manufacturing same 2002-05-07
6002158 High breakdown-voltage diode with electric-field relaxation region 1999-12-14
5767556 Field effect transistor 1998-06-16
5596216 Semiconductor device with diode and capable of device protection 1997-01-21
5523601 High-breakdown-voltage MOS transistor 1996-06-04