YK

Yoshinori Katayama

Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
DI Dic: 7 patents #60 of 844Top 8%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
FL Fujitsu Social Science Laboratory Limited: 2 patents #1 of 20Top 5%
KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%
TB Takara Bio: 1 patents #118 of 224Top 55%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
TS Toshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
DP Daio Paper: 1 patents #126 of 258Top 50%
D( Dic Corporation (Tokyo): 1 patents #10 of 54Top 20%
IJ Ishikawajima-Harima Jukogyo: 1 patents #170 of 494Top 35%
JT Japan Tobacco: 1 patents #582 of 1,187Top 50%
JC Johnan Seisakusho Co.: 1 patents #4 of 17Top 25%
Overall (All Time): #123,811 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5091857 Driving force control system Terukiyo Murakami, Hiroyuki Asano, Yuichi Abe, Haruhiko Iizuka, Kazuaki Shimizu +1 more 1992-02-25
4438972 Operating mechanism for operating a sliding and tilting roof-panel Ryoji Fujiwara, Tsunetoshi Nishimaki 1984-03-27
4364601 Vehicle sun roof construction Yoshimasa Tuchiya 1982-12-21
4272120 Flanged vehicle roof panel with an inwardly indented side part Hiromasa Torii 1981-06-09
4258950 Vehicle body construction and method of obtaining same Hiroshi Itoh, Yoshimasa Tuchiya 1981-03-31