YH

Yoshinori Hayashi

Ricoh Company: 120 patents #18 of 9,818Top 1%
Yamaha: 22 patents #72 of 2,001Top 4%
DE Denso: 19 patents #459 of 11,792Top 4%
SM Shibaura Mechatronics: 13 patents #6 of 175Top 4%
Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
NS Nippon Gakki Seizo: 8 patents #32 of 332Top 10%
YC Yuki Gosei Kogyo Co.: 4 patents #5 of 36Top 15%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
CM Covalent Materials: 2 patents #16 of 81Top 20%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
NC Nissin Electric Co.: 1 patents #95 of 208Top 50%
KC Kowa Company: 1 patents #310 of 562Top 60%
KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
RR Ricoh Technology Research: 1 patents #2 of 9Top 25%
PC Pacific Industrial Co.: 1 patents #64 of 133Top 50%
📍 Iwata, JP: #1 of 782 inventorsTop 1%
Overall (All Time): #3,073 of 4,157,543Top 1%
208
Patents All Time

Issued Patents All Time

Showing 51–75 of 208 patents

Patent #TitleCo-InventorsDate
8130250 Optical scanner and imaging apparatus using the same Seizo Suzuki, Kazuyuki Shimada 2012-03-06
8115794 Optical scanning device and image forming apparatus Masako Yoshii, Seizo Suzuki, Daisuke Ichii 2012-02-14
8107064 Disc wafer inspecting device and inspecting method Takeki Kogawa, Hideki Mori, Akimasa Hori 2012-01-31
8102411 Optical scanner and image forming apparatus Nobuyuki Arai, Tomoya Ohsugi, Nobuaki Kubo 2012-01-24
8094923 Wafer containing cassette inspection device and method Hideki Mori, Takeki Kogawa 2012-01-10
8089498 Surface-emission laser array, optical scanning apparatus apparatus and image forming apparatus Shunichi Sato, Akihiro Itoh, Hiroyoshi Shouji, Daisuke Ichii, Kei Hara +1 more 2012-01-03
8081203 Light-amount detecting device, light source device, optical scanning unit and image forming apparatus Kensuke Masuda, Tomohiro Nakajima, Satoru Itoh, Daisuke Ichii, Masahiro Soeda 2011-12-20
8077369 Optical scanning device, optical writing device, and image forming apparatus Kohji Sakai, Takeshi Ueda, Daisuke Ichii, Kenichiroh Saisho 2011-12-13
8045248 Optical scanning device and image forming apparatus Naoto Watanabe, Kenichiro Saisho 2011-10-25
8044658 Position detector 2011-10-25
8023111 Surface inspection apparatus Masao Kawamura, Hideki Mori 2011-09-20
7973990 Optical scanning device, optical writing device, and image forming apparatus Kohji Sakai, Takeshi Ueda, Daisuke Ichii, Kenichiroh Saisho 2011-07-05
7969634 Optical scanning device and image forming apparatus Naoto Watanabe 2011-06-28
7962658 Image output apparatus using close range radio contact wherein radio contact element is attached to document on which an image is recorded Yuichiro Kanoshima, Sadayuki Iwai, Naoto Shiraishi, Hisao Shirasawa, Kazunari Tonami +1 more 2011-06-14
7940292 Optical scanning device and image forming apparatus Daisuke Ichii 2011-05-10
7924487 Optical scanning device and image forming apparatus Naoki Miyatake, Takeshi Ueda, Naoto Watanabe, Daisuke Ichii 2011-04-12
7903135 Optical scanning device and image forming apparatus for optimizing arrangement intervals in a main-scanning direction and a sub-scanning direction Daisuke Ichii, Seizo Suzuki, Masaaki Ishida, Makoto Hirakawa 2011-03-08
7903133 Optical scanner and imaging apparatus using the same Seizo Suzuki, Kazuyuki Shimada 2011-03-08
7868513 Vehicle A.C. generator Shinya Oowatari 2011-01-11
7843482 Multi-beam optical scanning device and image forming apparatus Takeshi Ueda, Kohji Sakai 2010-11-30
7817177 Optical scanning device and image forming apparatus Tomoya Ohsugi, Kenichiroh Saisho, Yasuhiro Naoe, Hiroyuki Okuwaki, Ryouji Hirai 2010-10-19
7800805 Optical Scanning apparatus and image forming apparatus Shunichi Sato, Daisuke Ichii 2010-09-21
7800641 Light source unit, optical scan apparatus, and image formation apparatus Nobuaki Kubo, Tomohiro Nakajima, Taku Amada 2010-09-21
7786372 Wind musical instrument with pitch changing mechanism and supporting system for pitch change Shuichi Sawada, Hideo Suzuki, Akihiko Komatsu, Nariyasu Yaguchi, Souichi Takigawa 2010-08-31
7764301 Optical scanning device and image forming apparatus Seizo Suzuki, Tadashi Nakamura 2010-07-27