RW

Ryuji Watanabe

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
FI Fujifilm Business Innovation: 4 patents #1,993 of 5,238Top 40%
TI Toyota Industries: 4 patents #358 of 1,610Top 25%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
FC Future Technology Co.: 2 patents #1 of 9Top 15%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
SU Sumida: 1 patents #72 of 118Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #87,712 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 25 most recent of 37 patents

Patent #TitleCo-InventorsDate
12276279 Electric compressor Takahiro Kato, Noritaka Nishimori, Takahiro Hoshida, Takayuki Kato 2025-04-15
12274311 Heated aroma-producing body, aroma cartridge, and manufacturing method and manufacturing device for heated aroma-producing body 2025-04-15
12214647 Vehicle electric fluid machine Suehiro Fukazawa, Noritaka Nishimori, Takayuki Kato 2025-02-04
11933319 Motor-driven compressor, housing structure for motor-driven compressor, and method of installing soundproof cover on motor-driven compressor Noritaka Nishimori, Toshiyuki Kobayashi 2024-03-19
11890992 Vehicle electric fluid machine Suehiro Fukazawa, Noritaka Nishimori, Takayuki Kato 2024-02-06
11457660 Electronic cigarette cartridge using tobacco plant or non-tobacco plant and support member thereof 2022-10-04
10597038 Control method and control device for engine Masafumi Okishima, Shingo Yamanaka, Manabu Okamura, Kenichi Tsubaki 2020-03-24
10153076 Coil component and method for producing the same 2018-12-11
8275292 Epichlorohydrin composition for conductive roller, conductive roller, charging unit, image forming apparatus, process cartridge, and method of manufacturing conductive roller Shogo Tomari 2012-09-25
7407280 Lens for sunglasses, method for producing the same, and production apparatus therefor Thomas Posin 2008-08-05
7072604 Electro-conductive roll and image-forming apparatus using the same Hiroyuki Miura, Hiroshi Takayama, Minoru Rokutan, Ryusei Kouda, Takahiko Hattori 2006-07-04
6395249 Production process and apparatus for high purity silicon Jiro Kondo, Haruo Shimada, Shinji Tokumaru, Atsushi Nogami, Akihito Kiyose 2002-05-28
6326561 Thin-film multilayer wiring board with wiring and via holes in a thickness of an insulating layer Takeyuki Itabashi, Osamu Miura, Akio Takahashi, Yukio Ookoshi, Hitoshi Suzuki +2 more 2001-12-04
6190493 Thin-film multilayer wiring board and production thereof Takeyuki Itabashi, Osamu Miura, Akio Takahashi, Yukio Ookoshi, Hitoshi Suzuki +2 more 2001-02-20
5768108 Multi-layer wiring structure Osamu Miura, Kunio Miyazaki, Akio Takahashi, Motoyo Wajima, Takao Miwa +2 more 1998-06-16
5585901 Developing machine and carrier containing a charge-imparting agent Katsuhiko Ichikawa, Akihisa Maruyama 1996-12-17
5567494 Rolls for electrostatic charge Kentaro Ageishi, Tsutomu Sugimoto 1996-10-22
5565706 LSI package board Osamu Miura, Akio Takahashi, Takao Miwa, Masahiro Suzuki, Junichi Katagiri +3 more 1996-10-15
5497545 Method of making electrical connections in the manufacture of wiring sheet assemblies Osamu Miura, Kunio Miyazaki, Yukio Ookoshi, Akio Takahashi 1996-03-12
5473239 Capstan motor drive control device Yoshinori Kobayashi 1995-12-05
5404931 Apparatus for making strips, bars and wire rods Einao Anzai, Hirobumi Maede, Masami Wajima 1995-04-11
5328338 Hermetically sealed electric motor compressor Yutaka Hirano, Hirokazu Kawakami, Kiyoshi Tanaka, Hiroshi Takagi 1994-07-12
5293927 Method and apparatus for making strips, bars and wire rods Einao Anzai, Hirobumi Maede, Masami Wajima 1994-03-15
5187052 Optical recording medium Yoshihito Maeda, Toshiki Kaneko, Masaichi Nagai, Hisashi Andoh, Yoshimi Katou +1 more 1993-02-16
5178962 Metal-organic macromolecular synthetic resin composite and process for producing the same Toshio Miyamoto, Kunio Miyazaki, Osamu Miura, Yukio Ookoshi, Yuichi Satsu +3 more 1993-01-12