JI

Junichi Iwasawa

TO Toto: 8 patents #130 of 1,113Top 15%
SO Sony: 3 patents #10,744 of 25,231Top 45%
AR Asahi Research: 2 patents #2 of 6Top 35%
DC Denki Onkyo Co.: 1 patents #8 of 18Top 45%
Overall (All Time): #397,125 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12304875 Plasma-resistant member Toshihiro Aoshima 2025-05-20
11623898 Plasma-resistant member Toshihiro Aoshima 2023-04-11
11127569 Plasma-resistant member 2021-09-21
10759710 Composite structure, semiconductor manufacturing apparatus and display manufacturing apparatus provided with composite structure Hiroaki Ashizawa, Takuma Wada, Ryoto TAKIZAWA, Toshihiro Aoshima, Yuuki Takahashi +1 more 2020-09-01
10287212 Plasma-resistant member 2019-05-14
10221105 Plasma-resistant member Toshihiro Aoshima 2019-03-05
8114473 Composite structure and production method thereof Hironori Hatono 2012-02-14
7897268 Composite structure Ryoichi Nishimizu, Hironori Hatono, Hiroaki Ashizawa 2011-03-01
5588732 Video lighting apparatus and electrode apparatus therefor Yuu Sasaki, Masahiro Yamada 1996-12-31
5434018 Battery pack for video lighting apparatus Yuu Sasaki, Masahiro Yamada 1995-07-18
5189520 Video camera modular accessory apparatus Yoshisada Okayasu, Toshiyuki Yamauchi, Akinari Mori, Naoki Kamaya, Naoki Okayama +3 more 1993-02-23
4246636 Flyback transformer having terminal pins for connection to printed circuit boards Junichiro Kawamura 1981-01-20