IM

Ikuo Maeda

Ricoh Company: 30 patents #620 of 9,818Top 7%
Mazda Motor: 5 patents #800 of 4,755Top 20%
FD Fdk: 3 patents #56 of 324Top 20%
ID Idec: 1 patents #21 of 45Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
FC Fuji Electrochemical Co.: 1 patents #38 of 99Top 40%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TC Totoku Electric Co.: 1 patents #29 of 92Top 35%
Overall (All Time): #70,275 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
D498716 Bumper of motor vehicle Shinichi Isayama, Tsuyoshi Toyoda, Kouichi Hayashi 2004-11-23
6798566 Variable optical gain equalizer and variable branching ratio beam splitter Shohei Abe, Hidenori Nakada, Mototsugu Goto, Hideo Takeshita, Hiroaki Ono +1 more 2004-09-28
D471138 Steering wheel for motor vehicle Seiji Hisada, Kouichi Hayashi, Akira Igeta 2003-03-04
D448329 Radiator grill of motor vehicle Takeshi Fujii, Fumihiko Kubo 2001-09-25
D446491 Front portion of motor vehicle Yasushi Nakamuta, Takeshi Fujii, Fumihiko Kubo, Wu-Huang Chin 2001-08-14
6181473 Image device for forming an erected image Kazuhiro Fujita, Hiroyuki Inoue 2001-01-30
6177667 Imaging device Kazuhiro Fujita, Hiroyuki Inoue, Goichi Akanuma 2001-01-23
6155722 Twin-core ferrule structure for an optical connector Masanori Nonomura, Satoshi Takehana, Takeyasu Nakayama, Akihiro Masuda, Takashi Kato 2000-12-05
5907438 Imaging device Kazuhiro Fujita, Toshihiro Kanematsu, Shigeyoshi Misawa, Takahito Uga, Hiroyuki Inoue 1999-05-25
5500945 Apparatus and method for controlling a system bus of a multiprocessor system Hirohide Sugahara 1996-03-19
5341355 Multibeam optical pickup and servo method thereof Hiroshi Gotoh, Isamu Shibata, Tatsuaki Sakurai 1994-08-23
5315431 Optical isolator Akihiro Masuda, Hideaki Yuri, Yoichi Suzuki 1994-05-24
5144617 Optical information read/write apparatus Hiroshi Gotoh, Syuichi Honda 1992-09-01
5105410 Multi-beam optical pick-up Hiroshi Gotoh, Tatsuaki Sakurai 1992-04-14
4914643 Overwriting photomagnetic recording apparatus having single light source and fixed-field generator 1990-04-03
4912448 Coil device with coil and lead terminals Koji Katayama 1990-03-27
4776683 Optical imaging device Toshiyuki Inokuchi, Takaaki Miyashita 1988-10-11
4622640 Power load survey apparatus Yukio Shimamura, Yoshihiro Tsukuda 1986-11-11