MH

Masahide Hasegawa

Canon: 42 patents #1,000 of 19,416Top 6%
RE Ricoh Elemex: 2 patents #13 of 49Top 30%
📍 Yokohama, JP: #193 of 480 inventorsTop 45%
Overall (All Time): #67,821 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
6208330 Coordinate input apparatus and its control method Shoichi Ibaraki, Masahiro Ando 2001-03-27
6084730 Information transmission system using data compression and/or error detection Shingo Ikeda, Motokazu Kashida, Toshihiro Yagisawa, Mitsugu Tanaka 2000-07-04
5730349 Tape guide mechanism having vibration mechanism Masaru Okazaki, Keiichi Fukuzawa 1998-03-24
5627705 Recording and/or reproducing apparatus having rotary drum unit Shoichi Ibaraki 1997-05-06
5576907 Variable speed recording and/or reproducing apparatus including a plurality of rotary heads arranged with head gaps having particular azimuth angles 1996-11-19
5365390 Magnetic head actuator with improved support 1994-11-15
5359471 Recording and/or reproducing apparatus using rotary heads according to travelling speeds of a recording medium 1994-10-25
5249052 Image display system with compressed video signal recording and display Katsuji Yoshimura, Kenichi Nagasawa, Koji Takahashi 1993-09-28
5212603 Tracking control means for a multi-channel reproducing apparatus 1993-05-18
5191431 Recording apparatus having plural operating modes involving diverse signal compression rates and different apportioning of pilot signal recording area Yasuyuki Tanaka 1993-03-02
5053900 Recording and/or reproducing apparatus performing a tracking control by moving guide members for a recording medium Takashi Kimura 1991-10-01
5010424 Recording apparatus for an information signal with a plural kinds of pilot signals using a plurality of heads Mitsuhiro Otokawa, Hidetoshi Matsuoka, Noritsugu Hirata 1991-04-23
4899236 Recording or reproducing apparatus using container mounted strip-like recording medium Hiroo Edakubo, Takashi Itani, Takashi Narasawa, Tatsuzo Ushiro, Hiroshi Watanabe 1990-02-06
4897739 Multi-channel recording apparatus using a plurality of heads in turn Mitsuhiro Otokawa, Hidetoshi Matsuoka, Noritsugu Hirata 1990-01-30
4890165 Image pick-up apparatus for producing video signals of high information density in time base direction 1989-12-26
4821132 Rotary head type recording apparatus using rotary erasing head 1989-04-11
4782403 Recording apparatus Makoto Fujiki 1988-11-01
4603360 Rotatable cylinder with plural heads having diverse azimuth angle gap arrangements Makoto Fujiki, Takashi Narasawa 1986-07-29
4580183 Information recording and/or reproducing apparatus Masaya Maeda, Makoto Fujiki, Tatsuzo Ushiro, Takashi Kimura, Hiroshi Watanabe 1986-04-01