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

Yasuhiro Matsui — 76 Patents

FIFinisar: 37 patents #14 of 719Top 2%
IDIi-Vi Delaware: 10 patents #17 of 394Top 5%
Sony: 8 patents #5,352 of 25,231Top 25%
KMKonica Minolta: 5 patents #737 of 2,718Top 30%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
KOKonica: 2 patents #962 of 1,958Top 50%
JCJapan Vilene Company: 1 patents #56 of 154Top 40%
DCDainippon Sumitomo Pharma Co.: 1 patents #107 of 256Top 45%
KTKonica Minolta Ij Technologies: 1 patents #15 of 37Top 45%
MOMoritex: 1 patents #20 of 50Top 40%
NLNippon Mining Company Limited: 1 patents #97 of 262Top 40%
Nortel Networks Limited: 1 patents #2,518 of 5,294Top 50%
RTRenesas Technology: 1 patents #1,991 of 3,337Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
YEYokogawa Electric: 1 patents #658 of 1,441Top 50%
DPDe Nora Permelec: 1 patents #25 of 59Top 45%
EPEtrema Products: 1 patents #1 of 12Top 9%
Milpitas, CA: #22 of 3,192 inventorsTop 1%
California: #3,738 of 386,348 inventorsTop 1%
Overall (All Time): #24,774 of 4,157,543Top 1%
76 Patents All Time

Issued Patents All Time

Showing 26–50 of 76 patents

Patent #TitleCo-InventorsDate
9398281 Image pickup apparatus, color correction method, and color correction program Keita Kaifu, Noriko Chino, Kiyotaka Nakabayashi, Tomoya Myojin, Junya Suzuki +1 more 2016-07-19
9385815 Bandwidth efficient dual carrier Ilya Lyubomirsky, Daniel Mahgerefteh 2016-07-05
9231367 Co-modulation of DBR laser and integrated optical amplifier 2016-01-05
9048618 Short gain cavity distributed bragg reflector laser 2015-06-02
9031359 Delay line interferometer multiplexer Bernd Huebner, Charles B. Roxlo 2015-05-12
8953947 Bandwidth efficient dual carrier Ilya Lyubomirsky, Daniel Mahgerefteh 2015-02-10
8908734 Directly modulated laser for PON applications 2014-12-09
8777401 Recording medium transfer apparatus and image forming apparatus 2014-07-15
8781336 Optical filter for use in a laser transmitter Xueyan Zheng, Kevin J. McCallion, Daniel Mahgerefteh, Vincent Bu 2014-07-15
8661180 Memory controlling device and memory controlling method Satoshi Takagi, Masao Tanaka, TAKAHIRO IKARASHI, Akihiko Saotome, Hiroshi Sumihiro +1 more 2014-02-25
8439624 Transfer apparatus Yoshihiro Kageyama, Hiroyuki Nobuta, Tatsuya Sato 2013-05-14
8434405 Method for setting operation condition of press line Tatsuya Sato, Yoshihiro Kageyama, Koji Ikohagi, Hiroyuki Nobuta 2013-05-07
8236590 DBR laser with improved thermal tuning efficiency Kevin J. McCallion, Parviz Tayebati 2012-08-07
8236589 DBR laser with improved thermal tuning efficiency Kevin J. McCallion, Parviz Tayebati 2012-08-07
8192761 Granular preparation containing biguanide compound Yasushi Ochiai 2012-06-05
8075109 Ink jet printer Takeshi Urakami 2011-12-13
7991291 WDM PON based on DML Kevin J. McCallion 2011-08-02
7991297 Chirped laser with passive filter element for differential phase shift keying generation Daniel Mahgerefteh, Xueyan Zheng, Parviz Tayebati, Andrew Singer 2011-08-02
7962045 Optical transmitter having a widely tunable directly modulated laser and periodic optical spectrum reshaping element Kevin J. McCallion, Daniel Mahgerefteh 2011-06-14
7941057 Integral phase rule for reducing dispersion errors in an adiabatically chirped amplitude modulated signal Daniel Mahgerefteh, Parviz Tayebati, Xueyan Zheng 2011-05-10
7907648 Optical FM source based on intra-cavity phase and amplitude modulation in lasers Kevin J. McCallion, Parviz Tayebati 2011-03-15
7869473 Directly modulated laser with isolated modulated gain electrode for improved frequency modulation Xiong Ye, Hongmin Chen, Daniel Mahgerefteh 2011-01-11
7860404 Optical FM source based on intra-cavity phase and amplitude modulation in lasers Kevin J. McCallion, Daniel Mahgerefteh, Xueyan Zheng, Parviz Tayebati 2010-12-28
7809280 Chirp-managed, electroabsorption-modulated laser Daniel Mahgerefteh, Xueyan Zheng, Bart Johnson, Duncan Walker, Parviz Tayebati 2010-10-05
7778295 DBR laser with improved thermal tuning efficiency Kevin J. McCallion, Parviz Tayebati 2010-08-17