HH

Hisashi Hanzawa

SO Sony: 8 patents #5,352 of 25,231Top 25%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
Overall (All Time): #426,376 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7125271 Storage medium convey apparatus and convey method with ejection apparatus Taizo Ogawa 2006-10-24
6592041 Transfer apparatus and recording and/or reproduction method and transfer method and recording and/or reproduction method 2003-07-15
6434356 Recording apparatus responsive to changing electrical resistance of transfer media Hiroyasu Ishijima, Kunihiko Sato, Hideki Kamaji 2002-08-13
6400922 Image-forming device having a plurality of image-forming units respectively apply the difference force to the recordable medium Kazuhiro Kakuguchi, Satoshi Seino, Michio Shimura, Morihisa Kawahara, Tetsuya Takei +1 more 2002-06-04
5953182 Head moving and holding mechanism for reversible tape recorder Hong Yang 1999-09-14
5943182 Magnetic recording and/or playback apparatus with reduced drive belt tension during high-speed tape drive Hong Yang 1999-08-24
5852757 Electrophotographic image forming apparatus having a device for recovering residual toner Toshio Tooda, Yoshio Yamaguchi, Nobuo Kuwabara, Mituru Sato, Haruyasu Watanabe +5 more 1998-12-22
5764433 Short-side-loading tape cassette recording and/or reproducing apparatus Yasuhiro Yamaguchi 1998-06-09
5621589 Recording and/or reproducing apparatus Koga Noriyuki 1997-04-15
5528344 Image forming device Yoshio Yamaguchi, Shinzo Tanaka, Nobuyuki Tanaka 1996-06-18
5414573 Cassette accommodating type electronic device having a plurality of windows for identifying the amount of remaining tape and the side label of the cassette accommodated in the device Noriyuki Koga 1995-05-09
4225894 Mode change-over mechanism for recording and/or reproducing apparatus Takumi Fulukawa, Kunio Shimizu 1980-09-30