MI

Masaaki Ishibashi

Canon: 23 patents #2,685 of 19,416Top 15%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
Overall (All Time): #152,682 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
D978831 Speaker with lighting unit Masahiro Kando, Tsutomu Yoshihara, Minoru Tsuruta, Hiroyuki Nakamura 2023-02-21
D939598 Machining tool Masahiro Kando, Takahiro Koyama 2021-12-28
D741331 Scanner Misato Nakayama, Hiroshi Komuro, Minoru Sashida 2015-10-20
8523305 Image forming apparatus Tetsuya Saito, Daijirou Nagasaki, Tetsuhiro Nitta, Hiroshi Ogushi, Yasuhiko Ikeda +3 more 2013-09-03
8456714 Image forming apparatus Yasuhiko Ikeda, Haruyuki Yanagi, Kenichi Nishimura, Sakiko Takizawa, Naofumi Sekine +5 more 2013-06-04
8282206 Printer Haruyuki Yanagi, Yasuhiko Ikeda, Hiroshi Ogushi, Tetsuya Saito, Takeji Niikura +3 more 2012-10-09
D611531 Ink tank for printer Nobuyuki Hatasa, Tatsuo Nanjo, Yasunori Senshiki 2010-03-09
D452510 Facsimile James Irvine, Motoaki Takeuchi 2001-12-25
D436370 Photocopier Nobuyuki Agata 2001-01-16
5579313 Method of multiplexing speech signal and control signal in Kazuhisa Shimazaki, Satoshi Hioki, Tsutomu Shimasue 1996-11-26
D362678 Toner cartridge for copying machine Yutaka Ban 1995-09-26
D362677 Image forming apparatus Takuya Hatakeyama 1995-09-26
D362674 Copying machine Takeshi Komada 1995-09-26
D362456 Copying machine Takeshi Komada 1995-09-19
D362014 Developing device for copying machine Kazushi Watanabe 1995-09-05
D357933 Copying machine Takeshi Komada, Yosuke Ohsawa 1995-05-02
D356331 Developing device for copying machine Tadayuki Tsuda 1995-03-14
D355208 Developing device for copying machine Hiroyuki Shirai, Tadayuki Tsuda 1995-02-07
D354510 Copying machine Takeshi Komada, Yosuke Ohsawa, Mitsuru Sakurai 1995-01-17
D354509 Copying machine Takeshi Komada, Yosuke Ohsawa, Hiroki Umeda 1995-01-17
D354304 Electronic copier Takeshi Komada, Ryoichi Takahashi 1995-01-10
D353616 Developing device for copying machine Tadayuki Tsuda, Kazushi Watanabe 1994-12-20
D350972 Copying machine Takeshi Komada, Masataka Isomoto, Noriyuki Suzuki 1994-09-27
5329631 Microprocessor system for effectively using a part of an address space Tsutomu Shimasue 1994-07-12
D338228 Sorter for copying machine Noriyuki Suzuki, Takeshi Komada, Masataka Isomoto 1993-08-10