HN

Hajime Nakajima

Mitsubishi Electric: 37 patents #284 of 25,717Top 2%
Canon: 9 patents #6,722 of 19,416Top 35%
NT NTT: 5 patents #1,080 of 4,871Top 25%
FG Forschungszentrum Karlsruhe Gmbh: 3 patents #27 of 428Top 7%
SC Shimizu Construction Co.: 3 patents #20 of 352Top 6%
ME Mitsubishi Electric: 2 patents #243 of 959Top 30%
SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 Chiyoda, JP: #33 of 1,712 inventorsTop 2%
Overall (All Time): #44,320 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
5148650 Radiating truss roof support array and construction method therefor Toshiyuki Yamada, Yoshihiro Takahama, Takayuki Nishiya 1992-09-22
5117594 Openable roof apparatus Hiroki Muramoto, Shuji Okuda, Kenichi Sugizaki, Toshihiko Hirama 1992-06-02
5115424 Optical storage medium with provision for limitation of thermal conduction Isao Watanabe, Kunimaro Tanaka 1992-05-19
5107483 Frequency selective optical data record/regenerate apparatus Yoshiki Nakajima, Kunimaro Tanaka, Kyosuke Yoshimoto, Motomu Yoshimura, Mitsuo Maeda +7 more 1992-04-21
5058334 Radiating truss roof support array and construction method therefor Toshiyuki Yamada, Yoshihiro Takahama, Takayuki Nishiya 1991-10-22
4432097 Tone control circuit Takashi Okada 1984-02-14