EH

Eiichi Hayashi

FC Fuji Photo Optical Co.: 13 patents #31 of 509Top 7%
Ricoh Company: 12 patents #1,888 of 9,818Top 20%
FU Fujinon: 10 patents #28 of 339Top 9%
AC Ajinomoto Co.: 8 patents #209 of 2,190Top 10%
KK Kureha Kagaku Kogyo: 2 patents #222 of 607Top 40%
SC Shinko Electric Industries Co.: 2 patents #315 of 723Top 45%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
Overall (All Time): #58,378 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 1–25 of 48 patents

Patent #TitleCo-InventorsDate
11482437 Support, adhesive sheet, laminated structure, semiconductor device, and method for manufacturing printed wiring board Masanori Ohkoshi, Hirohisa Narahashi 2022-10-25
11259412 Through hole filling paste Hideki Ooyama, Takayuki Tanaka 2022-02-22
11121020 Support, adhesive sheet, laminated structure, semiconductor device, and method for manufacturing printed wiring board Masanori Ohkoshi, Hirohisa Narahashi 2021-09-14
10076029 Method for producing printed wiring board Masanori Ohkoshi, Ikumi Sawa, Genjin Mago 2018-09-11
9547152 Plastic optical element and optical scanner and imaging forming device including the same Chieko Hatashita, Go Takahashi 2017-01-17
9151930 Plastic optical element, mold for forming the plastic optical element, light scanning device and image forming apparatus having the light scanning device 2015-10-06
9060456 Production method of multilayer printed wiring board and multilayer printed wiring board Seiichiro Ohashi, Shigeo Nakamura, Takaaki Yazawa, Junichi Nakamura 2015-06-16
8992713 Process for producing multilayer printed wiring board Shigeo Nakamura, Seiichiro Ohashi, Tadahiko Yokota 2015-03-31
8873124 Plastic optical element, optical scanner including the plastic optical element, and image forming apparatus including same Go Takahashi, Akio Hirano, Takamichi Ohta, Kan Aoki 2014-10-28
8824035 Molded plastic part, method for molding plastic part, and optical scanning device using the molded plastic part Takamichi Ohhashi, Yasuo Yamanaka, Akio Hirano, Go Takahashi, Kan Aoki 2014-09-02
8749863 Plastic article, method of shaping plastic article, and optical scanning device having plastic article Takamichi Ohhashi, Yasuo Yamanaka, Go Takahashi 2014-06-10
8743444 Optical scanning device, image forming apparatus, scanning lens, and molding method of the scanning lens Naoki Miyatake, Tadashi Nakamura, Chieko Hatashita, Go Takahashi 2014-06-03
8533942 Production method of multilayer printed wiring board and multilayer printed wiring board Seiichiro Ohashi, Shigeo Nakamura, Takaaki Yazawa, Junichi Nakamura 2013-09-17
8457530 Plastic optical element, optical scanning device, and image forming apparatus Takamichi Ohhashi, Go Takahashi, Kan Aoki 2013-06-04
8337655 Process for producing multilayer printed wiring board Shigeo Nakamura, Seiichiro Ohashi, Tadahiko Yokota 2012-12-25
8089674 Optical scanning apparatus, image forming apparatus, and scanning-line-change correcting method Takamichi Ohhashi, Shinya Kamiura 2012-01-03
8004553 Optical scanning device, optical scanning method, and image forming apparatus, using the optical scanning device Go Takahashi, Kan Aoki 2011-08-23
8004554 Plastic optical element, optical scanning device, and image forming apparatus using the optical scanning device Go Takahashi, Kan Aoki, Masafumi Furusawa, Takamichi Ohhashi 2011-08-23
7898739 Plastic optical element, nest structure, die, optical scan apparatus and image formation apparatus Kan Aoki, Akihiro Iwamatsu, Go Takahashi 2011-03-01
7872813 Optical element, optical scanning device, and image forming apparatus Tomonori Kimura, Yasuo Yamanaka 2011-01-18
7530947 Lesion portion determining method of infrared observing system Hiroyasu Yokomise, Yasumichi Yamamoto, Cheng-Long Huang, Kotaro Kameyama, Dage Liu +2 more 2009-05-12
7233420 Mirror attachment structure for image-reading apparatus 2007-06-19
7224499 Dust-proof structure of image-reading device Satoshi Mikajiri 2007-05-29
7202980 Mounting structure for inverter circuit board for light source lamp of image reader 2007-04-10
7158737 Carriage structure for image-reading device 2007-01-02