Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YT

Yoshihiro Takao — 22 Patents

Fujitsu Limited: 12 patents #2,592 of 24,456Top 15%
FLFujitsu Semiconductor Limited: 4 patents #161 of 1,301Top 15%
FLFujitsu Microelectronics Limited: 2 patents #92 of 624Top 15%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
ICIhara Chemical Industry Co.: 1 patents #166 of 263Top 65%
NCNippon Light Metal Company: 1 patents #203 of 499Top 45%
SCSagami Chemical Research Center: 1 patents #140 of 312Top 45%
Kawasaki, JP: #1,151 of 15,035 inventorsTop 8%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Yoshihiro Takao has been granted 22 US patents while listed as an inventor at Fujitsu Limited. The first was granted in 1993 and the most recent in January 2023. Yoshihiro Takao ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Yoshihiro Takao in Kawasaki, JP.

Patents per Year

Patents granted per year, 1993 to 2023Bar chart with a peak of 4 patents in 2006.peak 41993: 1 patents19931995: 1 patents1999: 1 patents19992001: 1 patents2002: 1 patents20022004: 2 patents2005: 1 patents20052006: 4 patents2008: 2 patents20082009: 1 patents2010: 1 patents20102011: 2 patents2012: 1 patents20122013: 1 patents2014: 1 patents20142023: 1 patents2023

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
11550521 Printing apparatus 2023-01-10
8642805 Method of producing phthaloyl dichloride compound, catalyst for use in the method, and method of forming the catalyst Yoshikazu Kimura, Toshimitsu Sugiyama, Takeshi Hanawa, Hiromichi Ito 2014-02-04
8569126 Semiconductor device and manufacturing method thereof 2013-10-29
8178932 Semiconductor device having transistors 2012-05-15
7913195 Method for creating mask layout data, apparatus for creating mask layout data, and method for manufacturing semiconductor device 2011-03-22
7906400 Method of manufacturing a semiconductor device having transistors and semiconductor device having transistors 2011-03-15
7728418 Semiconductor device and manufacturing method thereof Hiroshi Nomura, Satoshi Otsuka 2010-06-01
7592241 Semiconductor device having well with peak impurity concentrations and method for fabricating the same 2009-09-22
7470973 Semiconductor device and semiconductor integrated circuit device 2008-12-30
7414278 Semiconductor device with shallow trench isolation which controls mechanical stresses Shinji Sugatani, Koichi Hashimoto 2008-08-19
7109128 Semiconductor device and method of manufacturing the same Koichi Sugiyama, Shinji Sugatani, Daisuke Matsunaga, Takayuki Wada, Tohru Fujita +1 more 2006-09-19
7084506 Semiconductor device 2006-08-01
7061112 Semiconductor device including an electrical contact connected to an interconnection 2006-06-13
7030498 Semiconductor device with copper wirings having improved negative bias temperature instability (NBTI) Katsumi Kakamu 2006-04-18
6885105 Semiconductor device with copper wirings Katsumi Kakamu 2005-04-26
6800909 Semiconductor device and method of manufacturing the same Koichi Sugiyama, Shinji Sugatani, Daisuke Matsunaga, Takayuki Wada, Tohru Fujita +1 more 2004-10-05
6727557 Semiconductor device having well tap provided in memory cell 2004-04-27
6414186 Process for producing chloromethylphenylacetic acid Kimitoshi Kusagaya, Motoaki Nakagawa, Masafumi Matsuzawa 2002-07-02
6251721 Semiconductor device and method of manufacturing the same Kenichi Kanazawa, Koichi Hashimoto, Masaki Katsube 2001-06-26
5886211 Process for producing 2-(halomethyl)phenylacetic acid esters Kenji Hirai, Katsuyuki Masuda, Masahide Sugiyama, Yukio Ono, Masahumi Matsuzawa 1999-03-23
5452247 Three-dimensional static random access memory device for avoiding disconnection among transistors of each memory cell 1995-09-19
5266511 Process for manufacturing three dimensional IC's 1993-11-30