HN

Hiroshi Nishizawa

HC Hitachi Chemical Company: 21 patents #34 of 1,946Top 2%
Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
Sumitomo Electric Industries: 13 patents #1,957 of 21,551Top 10%
Nsk: 6 patents #247 of 1,559Top 20%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
SU Subaru: 4 patents #222 of 1,436Top 20%
NC Nagano Japan Radio Co.: 4 patents #2 of 49Top 5%
Canon: 4 patents #10,118 of 19,416Top 55%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SO Sony: 2 patents #12,963 of 25,231Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TI The Kitasato Institute: 1 patents #69 of 172Top 45%
📍 Tokyo, CA: #107 of 583 inventorsTop 20%
Overall (All Time): #23,295 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 76–79 of 79 patents

Patent #TitleCo-InventorsDate
4431758 Heat resistant resin composition comprising reaction product of polyamideimide resin, alcohol and acid component. Yuichi Osada, Shozo Kasai, Yasunori Okada, Isao Uchigasaki, Toyoji Oshima +1 more 1984-02-14
4427822 Process for producing particulate polymer having imide groups Yoshiyuki Mukoyama, Osamu Hirai 1984-01-24
4398100 Booster circuit Youichi Tobita 1983-08-09
4237251 Polyesteramides and process for producing the same Toshiaki Ishimaru, Yuichi Osada 1980-12-02