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 51–75 of 76 patents

Patent #TitleCo-InventorsDate
7760777 DBR laser with improved thermal tuning efficiency Kevin J. McCallion, Parviz Tayebati 2010-07-20
7697847 Dispersion compensator for frequency reshaped optical signals Xueyan Zheng 2010-04-13
7639955 Method and apparatus for transmitting a signal using a chirp managed laser (CML) and an optical spectrum reshaper (OSR) before an optical receiver Xueyan Zheng, Daniel Mahgerefteh, Parviz Tayebati 2009-12-29
7613401 Optical FM source based on intra-cavity phase and amplitude modulation in lasers Parviz Tayebati, Daniel Mahgerefteh 2009-11-03
7609977 Optical transmission using semiconductor optical amplifier (SOA) Daniel Mahgerefteh, Xueyan Zheng, Kevin J. McCallion, Parviz Tayebati 2009-10-27
7564889 Adiabatically frequency modulated source Daniel Mahgerefteh 2009-07-21
7558488 Reach extension by using external Bragg grating for spectral filtering Parvis Tayebati, Kevin J. McCallion 2009-07-07
7555225 Optical system comprising an FM source and a spectral reshaping element Daniel Mahgerefteh, Xueyan Zheng, Bart Johnson, Duncan Walker, Parviz Tayebati 2009-06-30
7542683 Chirp Managed Laser (CML) transmitter Daniel Mahgerefteh 2009-06-02
7536113 Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper Duncan Walker, Daniel Mahgerefteh, Parviz Tayebati 2009-05-19
7480464 Widely tunable, dispersion tolerant transmitter Kevin J. McCallion, Jianying Zhou, Michael Deutsch, Parviz Tayebati, Daniel Mahgerefteh 2009-01-20
7474859 Versatile compact transmitter for generation of advanced modulation formats Daniel Mahgerefteh, Xueyan Zheng, Parviz Tayebati 2009-01-06
7406267 Method and apparatus for transmitting a signal using thermal chirp management of a directly modulated transmitter Daniel Mahgerefteh, Roeland Nuyts, Parviz Tayebati, Bart Johnson, Duncan Walker +1 more 2008-07-29
7406266 Flat-topped chirp induced by optical filter edge Daniel Mahgerefteh, Parviz Tayebati, Xueyan Zheng 2008-07-29
7356264 Chirp managed laser with electronic pre-distortion Daniel Mahgerefteh, Parviz Tayebati 2008-04-08
7270387 Recording head position adjusting structure and inkjet printer provided with said adjusting structure Masato Ueda, Naoki Otomo 2007-09-18
7226140 Adjusting apparatus for adjusting inclination of recording head of inkjet printer 2007-06-05
7187821 Carrier suppression using adiabatic frequency modulation (AFM) Daniel Mahgerefteh 2007-03-06
6873556 Semiconductor memory device with test mode and testing method thereof Hikoshi Hanji 2005-03-29
6843548 Ink-jet printer Hiroaki Arakawa 2005-01-18
6785318 Polarization mode control of vertical cavity surface emitting lasers Daryoosh Vakhshoori, Peidong Wang 2004-08-31
6784872 Bidirectional remote control system Kouichi Harada 2004-08-31
5931452 Wire clamper for bonding apparatus Yoshiharu Nakatomi 1999-08-03
5728407 Die for melt-blowing apparatus 1998-03-17
5294105 Sheet feeding apparatus with an elevation type base plate Mitsuo Kaburagi 1994-03-15