HM

Hiroshi Maekawa

MC Mitsui Chemicals: 7 patents #265 of 2,279Top 15%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
MI Minolta: 4 patents #411 of 1,109Top 40%
MK Murata Kikai: 3 patents #126 of 454Top 30%
AT Adc Technology: 2 patents #3 of 17Top 20%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
Overall (All Time): #173,429 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
10277863 Camera unit and sensing device Norihiko Sasaki 2019-04-30
9873814 Ink composition Takayoshi Kagata, Toshihiro Yoshimura, Yasuyuki KAGAWA, Yukiko Egami, Hiroko Wachi +3 more 2018-01-23
9813665 Camera unit and sensing device Norihiko Sasaki 2017-11-07
9613639 Communication system and terminal device Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo, Tatsumi Kuroda +4 more 2017-04-04
9528189 Gas generating device and method for generating gas Keiji Ueno, Mitsuru Sadamoto, Hiroko Wachi 2016-12-27
9369613 Camera unit and sensing device Norihiko Sasaki 2016-06-14
9331792 Acoustic wave communication system and receiver Mitsuhiro Iida, Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo +6 more 2016-05-03
9023472 Aqueous ink pigment, aqueous ink composition containing the same, and images or printed matter thereof Yukiko Egami, Hiroko Wachi, Norio Nakayama 2015-05-05
8771497 Electrolyzer, electrodes used therefor, and electrolysis method Mitsuru Sadamoto, Souta Itou, Shin Fukuda, Kentaro Suzuki, Tetsuya Watanabe +1 more 2014-07-08
8681220 Camera unit and sensing device Norihiko Sasaki 2014-03-25
8329008 Gas generating device and carbon electrode for gas generation Mitsuru Sadamoto, Souta Itou, Takahiro Maeda, Kentaro Suzuki, Tetsuya Watanabe 2012-12-11
8323587 Microchip device Kentaro Suzuki, Mitsuru Sadamoto, Tetsuya Watanabe 2012-12-04
6395843 Electrostatic image developing toner Kazuo Hisamatsu, Yuji Emura, Koichi Ogawa, Katsuhiko Mizushima 2002-05-28
6284423 Electrostatic image developing toner Kazuo Hisamatsu, Yuji Emura, Koichi Ogawa, Katsuhiko Mizushima 2001-09-04
5876578 Gas sensor Shiro Yamauchi, Tadao Minagawa, Satoshi Higashinakagawa, Mitsuhito Kamei, Chieko Nishida +2 more 1999-03-02
5084717 Image recording system Kiyoshi Emori, Toshihiko Kumon 1992-01-28
5066986 Image recording system for controlling developing devices Kiyoshi Emori 1991-11-19
5025323 Deveoloping unit switching device for a printer Kiyoshi Emori 1991-06-18
4932857 Compression molding apparatus Kenichi Nishino, Nobuyuki Nakagawa 1990-06-12
4914454 Image recording system capable of forming image with different colors in different areas Yukio Tadauchi, Kiyoshi Emori 1990-04-03
4850783 Palletizing system for articles 1989-07-25
4731977 Robot system for encasing conical articles 1988-03-22
4664590 Transportable robot system 1987-05-12
4567538 Alternating current limiting apparatus Satomi Arimoto, Hiroyuki Hirakawa 1986-01-28