Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TY

Tomoyuki Yamada

SOSocionext: 9 patents #18 of 541Top 4%
NTNTT: 8 patents #658 of 4,871Top 15%
HEHitachi Kokusai Electric: 6 patents #150 of 843Top 20%
PAPanasonic: 4 patents #6,180 of 21,108Top 30%
KEKokusai Electric: 4 patents #142 of 583Top 25%
SESeiko Epson: 3 patents #3,864 of 7,774Top 50%
FLFujitsu Semiconductor Limited: 3 patents #229 of 1,301Top 20%
SCSanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
IBM: 3 patents #26,272 of 70,183Top 40%
BIBando Chemical Industries: 2 patents #120 of 303Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
KSKyocera Circuit Solutions: 2 patents #2 of 12Top 20%
NENtt Electronics: 2 patents #99 of 358Top 30%
FIFujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
SCShin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
PSPrime Planet Energy & Solutions: 1 patents #94 of 228Top 45%
YEYokogawa Electric: 1 patents #658 of 1,441Top 50%
YCYokowo Co.: 1 patents #88 of 176Top 50%
OCOki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
KRKabushikikaisha Raifu: 1 patents #4 of 8Top 50%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Yokohama, NY: #16 of 63 inventorsTop 30%
Overall (All Time): #39,716 of 4,157,543Top 1%
59 Patents All Time

Issued Patents All Time

Showing 26–50 of 59 patents

Patent #TitleCo-InventorsDate
10147687 Semiconductor device and method of producing semiconductor device Fumio Ushida, Shigetoshi Takeda, Tomoharu Awaya, Koji Banno, Takayoshi Minami 2018-12-04
9881878 Semiconductor device and method of producing semiconductor device Fumio Ushida, Shigetoshi Takeda, Tomoharu Awaya, Koji Banno, Takayoshi Minami 2018-01-30
9824981 Semiconductor device and method of producing semiconductor device Fumio Ushida, Shigetoshi Takeda, Tomoharu Awaya, Koji Banno, Takayoshi Minami 2017-11-21
9698037 Substrate processing apparatus Seiyo Nakashima, Yuichi Matsuda, Takashi Nogami, Shinobu Sugiura 2017-07-04
9548090 Adjustment method of signal level in semiconductor device and semiconductor device Morimi Arita, Tomoya Tsuruta 2017-01-17
9390810 Semiconductor device and control method thereof 2016-07-12
9276652 Wireless communication system and wireless communication method Riichi Kudo, Munehiro Matsui, Tomoki Murakami, Takeo Ichikawa, Yusuke Asai +2 more 2016-03-01
8981401 Package for optical semiconductor device, optical semiconductor device using the package, and methods for producing same Tomohiro Futagami 2015-03-17
8891555 Spatial multiplexing wireless transmission system, spatial multiplexing wireless transmission method and computer program Koichi Ishihara, Yasushi Takatori, Yusuke Asai, Riichi Kudo, Wenjie Jiang +1 more 2014-11-18
8541871 Multilayered lead frame for a semiconductor light-emitting device Hidekazu Tomohiro, Masayuki Fujii, Norio Satou, Tomio Kusano 2013-09-24
8475310 Friction transmission belt Hiroyuki Shiriike, Hiroyuki Tachibana, Fumihiro Mukai 2013-07-02
8459202 Substrate processing apparatus Mamoru Oishi, Kanako Kitayama 2013-06-11
8423937 Support program, design support device, and design support method Toshio Hino, Tsuyoshi Sakata 2013-04-16
8303712 Substrate processing apparatus, method for manufacturing semiconductor device, and process tube Seiyo Nakashima, Masakazu Shimada 2012-11-06
8193614 Semiconductor device, moisture-resistant frame, groove and method of producing semiconductor device Fumio Ushida, Shigetoshi Takeda, Tomoharu Awaya, Koji Banno, Takayoshi Minami 2012-06-05
8112183 Substrate processing apparatus and substrate processing method 2012-02-07
D652395 Semiconductor manufacturing equipment Masakazu Shimada, Takashi Nogami, Satoshi Aizawa, Seiyo Nakashima, Shinobu Sugiura +2 more 2012-01-17
D651990 Semiconductor manufacturing equipment Masakazu Shimada, Takashi Nogami, Satoshi Aizawa, Seiyo Nakashima, Shinobu Sugiura +2 more 2012-01-10
7994616 Multilayered lead frame for a semiconductor light-emitting device Hidekazu Tomohiro, Masayuki Fujii, Norio Satou, Tomio Kusano 2011-08-09
7995876 Arrayed waveguide grating circuit Mitsuru Nagano, Mikitaka Ito, Toshio Watanabe, Takayuki Mizuno, Takashi Goh +1 more 2011-08-09
7917872 Simulation method and computer-readable storage medium Yusuke Tanefusa, Norihiro Harada, Tsuyoshi Sakata 2011-03-29
7700054 Substrate processing apparatus having gas side flow via gas inlet Akira Hayashida, Masaaki Ueno, Masakazu Shimada, Yukinori Aburatani, Seiyo Nakashima +1 more 2010-04-20
7692277 Multilayered lead frame for a semiconductor light-emitting device Hidekazu Tomohiro, Masayuki Fujii, Norio Satou, Tomio Kusano 2010-04-06
7573279 Jig for Kelvin test Satoshi Kakegawa 2009-08-11
7438245 Milling and classifying apparatus, collision mill, air classifier, toner, and method for producing toner Masahiro Kawamoto, Kohta Wakimoto, Kohji Kubota, Mamoru Kawaguchi, Yoshiyuki Okegawa +11 more 2008-10-21