HS

Hiroshi Saitoh

Ricoh Company: 42 patents #327 of 9,818Top 4%
Yamaha: 16 patents #126 of 2,001Top 7%
OC Onoda Cement Co.: 7 patents #3 of 155Top 2%
OC Oki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
SO Sony: 4 patents #8,966 of 25,231Top 40%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
MC Mama-Macaroni Co.: 2 patents #1 of 13Top 8%
MC Mitsubishi Aluminum Co.: 2 patents #35 of 121Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
TL Teijin Limited: 2 patents #572 of 1,631Top 40%
TL Teijin Pharma Limited: 2 patents #67 of 294Top 25%
TA Tdk Electronics Ag: 1 patents #234 of 503Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
KH Kabushikikaisha Hokken: 1 patents #4 of 12Top 35%
TC T.Rad Co.: 1 patents #18 of 62Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
OC Otsuka Pharmaceutical Co.: 1 patents #681 of 1,273Top 55%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Overall (All Time): #15,814 of 4,157,543Top 1%
96
Patents All Time

Issued Patents All Time

Showing 76–96 of 96 patents

Patent #TitleCo-InventorsDate
5347676 Squeegee 1994-09-20
5349425 Combined cleaner and toner magazine for an image forming apparatus Masahiko Kamijo, Yozo Matsuura, Shiro Kondo 1994-09-20
5327197 Electrophotographic apparatus Yozo Matsuura, Hiromichi Ema, Shiroh Kondoh, Eiji Takenaka 1994-07-05
5315357 Cleaning unit provided in xerographic image forming apparatus for removing residual toner from an image carrier Masahiko Kamijo, Yozo Matsuura 1994-05-24
5268720 Electrophotographic recording apparatus having magazine unit for storing developer Shiroh Kondoh, Masanori Yoshimura, Yozo Matsuura 1993-12-07
5243169 Multiple torch type plasma generation device and method of generating plasma using the same Haruo Tateno, Akira Bunya, Susumu Matsuno, Akira Nakamura, Tsutomu Itoh +1 more 1993-09-07
5126799 Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine Yozo Matsuura, Shiroh Kondoh, Kazuhiro Yuasa, Hiroyuki Kiyoi, Masanori Yoshimura +2 more 1992-06-30
5070274 Method for making diamond and apparatus therefor Masanori Yoshikawa, Haruo Tateno, Hiroshi Obana, Tsutomu Itoh, Masayuki Kitoh 1991-12-03
5065193 Heat fixing roll for copying machine, method of producing the same and electronic copying machine provided with the same Michio Nagatomo, Hideo Nagasaka 1991-11-12
4984087 Microphone apparatus for a video camera Katsunori Fujimura, Michio Matsumoto 1991-01-08
4819169 System and method for calculating movement direction and position of an unmanned vehicle Kazunori Noso, Kunihiko Kurami, Norimasa Kishi 1989-04-04
4805069 Powder charging apparatus and electrostatic powder painting apparatus Hideo Nagasaka, Masahiro Yamamoto, Tadao Morita, Tsutomu Itoh 1989-02-14
4743940 Thermal fixing roller for use in a copying machine and method for manufacturing the same Hideo Nagasaka, Tsutomu Itoh, Manabu Shimoizumi, Kenzo Yanagida, Kazunori Fujita +1 more 1988-05-10
4741286 Single torch-type plasma spray coating method and apparatus therefor Tsutomu Itoh, Haruo Tateno, Hideo Nagasaka, Masahiro Yamamoto, Yusuke Mitsuyoshi +2 more 1988-05-03
4670290 Multiple torch type plasma spray coating method and apparatus therefor Tsutomu Itoh, Haruo Tateno, Hideo Nagasaka, Masahiro Yamamoto, Yusuke Mitsuyoshi +2 more 1987-06-02
4599238 Process for preparing boiled noodles Katsuyuki Kadooka, Mamoru Tsukamoto, Shoji Ono, Masaki Ohkawa 1986-07-08
4552772 Process for preparing boiled noodles Katsuyuki Kadooka, Mamoru Tsukamoto, Shoji Ono, Masaki Ohkawa 1985-11-12
4485162 Magnetic carrier powder having a wide chargeable range of electric resistance useful for magnetic brush development Kenji Imamura, Katsuhisa Kakizaki, Motohiko Makino 1984-11-27
4377603 Method and apparatus for electrostatic powder coating Tsutomu Itoh, Nobuo Furuya, Kenji Ouchi, Takeo Shimizu 1983-03-22
4320564 Coil winding machine Masaaki Aida, Takashi Kobayashi 1982-03-23
4299023 Machine for winding and inserting coils Minoru Tanaka, Fumikazu Itoh, Takashi Kobayashi, Akiyoshi Sasaki, Norio Akutsu 1981-11-10