AO

Akio Ohno

Canon: 17 patents #3,927 of 19,416Top 25%
PA Panasonic: 7 patents #3,841 of 21,108Top 20%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
DL Denka Company Limited: 2 patents #135 of 434Top 35%
SK Sekisui Kagaku Kogyo: 1 patents #148 of 395Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #94,225 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
4646679 Developing apparatus Kiyoharu Tanaka, Kenji Takeda, Kenji Yoshinaga, Shinichi Oguri, Yusaku Takada 1987-03-03
4636062 Image forming apparatus Akiyoshi Torigai 1987-01-13
4622916 Color image forming apparatus Kiyoharu Tanaka, Yasushi Murayama, Osamu Hoshino, Yusaku Takada 1986-11-18
4620783 Color image forming apparatus Kiyoharu Tanaka, Kenji Yoshinaga, Kenji Takeda, Shinichi Oguri, Yusaku Takada 1986-11-04
4615612 Color image forming apparatus Yasushi Murayama, Kazuhiko Hirooka, Kimiyoshi Hayashi 1986-10-07
4549803 Recording apparatus Kenji Takeda 1985-10-29
D277751 Combined tape recorder and radio receiver Kikuo Ohto, Takao Okada, Satsuki Yabunaka, Benito Mishiro 1985-02-26
D277564 Combined tape recorder and radio receiver Masanori Hamada 1985-02-12
D273379 Combined portable radio and cassette tape recorder Masanori Hamada, Takao Okada, Kikuo Ohta 1984-04-10
D271924 Arm rest with audio control panel Teruyuki Nishimoto 1983-12-27
4301356 Heating unit and method for production thereof Tadayoshi Tanei, Minoru Miyamoto 1981-11-17