KH

Katsunari Hanaoka

Ricoh Company: 16 patents #1,360 of 9,818Top 15%
📍 Ono, JP: #5 of 70 inventorsTop 8%
Overall (All Time): #287,915 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12068577 Surface emitting laser, surface emitting laser device, light source device, and detection apparatus 2024-08-20
11901701 Surface emitting laser element, surface emitting laser, surface emitting laser device, light source device, and detection apparatus Masayuki Fujiwara 2024-02-13
9176417 Surface-emitting laser device, surface-emitting laser array, optical scanner, image forming apparatus, and method for manufacturing surface-emitting laser device Kazuhiro Harasaka, Shunichi Sato, Masahiro Hayashi, Akihiro Itoh 2015-11-03
8879600 Surface emitting laser array element, optical scanning device, and image forming apparatus Masayuki Numata, Hiroyoshi Shouji 2014-11-04
8736652 Surface-emitting laser device, surface-emitting laser array, optical scanner, image forming apparatus, and method for manufacturing surface-emitting laser device Kazuhiro Harasaka, Shunichi Sato, Masahiro Hayashi, Akihiro Itoh 2014-05-27
8599233 Vertical cavity surface emitting laser element, vertical cavity surface emitting laser array, optical scanning device, and image forming apparatus 2013-12-03
8275014 Surface-emitting laser element, surface-emitting laser array, optical scanning device, and image forming apparatus 2012-09-25
7990838 Process for producing stamper of multi-valued ROM disc, apparatus for producing the same, and resulting disc Hiroshi Miura 2011-08-02
7273534 Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk Kazunori Ito, Hiroshi Deguchi, Nobuaki Onagi, Hiroko Tashiro, Kiyoto Shibata +5 more 2007-09-25
6841049 OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUBSTRATE FILM-FORMATION METHOD, SUBSTRATE HOLDER MANUFACTURE METHOD, SUBSTRATE HOLDER, OPTICAL DISK AND A PHASE-CHANGE RECORDING TYPE OF OPTICAL DISK Kazunori Ito, Hiroshi Deguchi, Nobuaki Onagi, Hiroko Tashiro, Kiyoto Shibata +5 more 2005-01-11
6479121 Optical recording medium and method of fabricating same Hiroshi Miura, Nobuaki Onagi, Makoto Harigaya 2002-11-12
6001720 Method for forming ohmic contact Ikuo Shiota 1999-12-14
5976971 Fabrication process of a semiconductor device having an interconnection structure Shigeru Kinpara, Ikue Kawashima, Kazunori Ito 1999-11-02
5656841 Semiconductor device with contact hole Hirofumi Watanabe, Kaihei Isshiki, Tetsurou Tanigawa, Yasuyuki Shindou 1997-08-12
5589712 Semiconductor integrated circuit device and a method of manufacturing the same Ikue Kawashima 1996-12-31
5545925 Semiconductor device having a metallic silicide layer for improved operational rates 1996-08-13