MT

Masafumi Tanaka

Ricoh Company: 7 patents #2,977 of 9,818Top 35%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
Dai Nippon Printing Co.: 5 patents #462 of 2,222Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Shimano: 4 patents #285 of 759Top 40%
JC Japan Storage Battery Co.: 3 patents #29 of 170Top 20%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Nichia: 2 patents #761 of 1,531Top 50%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
AT Advanced Material Technologies: 1 patents #8 of 16Top 50%
HD Hitachi Denshi: 1 patents #119 of 275Top 45%
📍 Misato, JP: #1 of 139 inventorsTop 1%
Overall (All Time): #91,929 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
5497194 Electronic camera for photographing and recording an image and for recording and reproducing a voice Koubun Sakagami, Eiichi Maeda 1996-03-05
5359549 Orthogonal transformation processor for compressing information Kazuo Sakamoto, Tatsuya Fujii, Ryo Fukui 1994-10-25
5331585 Orthogonal transformation processor for compressing information Kazuo Sakamoto, Tatsuya Fujii, Ryo Fukui 1994-07-19
5268853 Orthogonal transformation processor for compressing information Kazuo Sakamoto, Tatsuya Fujii, Ryo Fukui 1993-12-07
5216516 Orthogonal transformation arithmetic unit Yukihiro Imai, Kazuo Sakamoto, Tatsuya Fujii 1993-06-01
5154985 Battery with a spare battery 1992-10-13
5142380 Image data processing apparatus Koubun Sakagami, Eiichi Maeda 1992-08-25
5016207 High-speed digital filter processor including parallel paths for processing data, suitable for use in spatial filter image processing Tatsuya Fujii, Yutaka Sato 1991-05-14
4945011 Storage battery provided with electrolytic solution stirring device 1990-07-31
4626765 Apparatus for indicating remaining battery capacity 1986-12-02
4327445 Frequency converter 1982-04-27