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

Tetsuya Ishihara — 18 Patents

CKCkd: 6 patents #29 of 332Top 9%
Nichia: 4 patents #472 of 1,531Top 35%
Toyota: 4 patents #6,797 of 26,838Top 30%
YAYazaki: 4 patents #1,048 of 3,427Top 35%
Tokyo, JP: #8,479 of 90,295 inventorsTop 10%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Tetsuya Ishihara has been granted 18 US patents while listed as an inventor at Ckd. The first was granted in 2002 and the most recent in September 2016. Tetsuya Ishihara ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Tetsuya Ishihara in Tokyo, JP.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9434656 Wet blanket Tetsuya Mihara, Ken Yonaiyama, Tomohiko Kishiki 2016-09-06
8940134 Paper comprising heat treated bio-soluble inorganic fibers, and method and equipment for making same Tetsuya Mihara, Ken Yonaiyama, Tomohiko Kishiki 2015-01-27
8821626 Adhesive for inorganic fiber Ken Yonaiyama, Tetsuya Mihara, Tomohiko Kishiki 2014-09-02
8733430 Cooling apparatus and cooling method for electrical equipment Yoshiaki Kikuchi, Yusuke Suzuki 2014-05-27 $1,009,000
8641868 Inorganic fiber paper and method of producing the same Tetsuya Mihara, Ken Yonaiyama, Tomohiko Kishiki 2014-02-04
8527095 Cooling system and control method of cooling system Yoshiaki Kikuchi, Yasumitsu Omi, Shinji Wakao, Takenori Tsuchiya, Mikio Katashima +1 more 2013-09-03 $1,282,000
8333386 Seal structure for connection sections and seal member used for the same Hideyuki Takeda, Fumihito Tsuchiya 2012-12-18
8239095 Cooling system, motor vehicle equipped with cooling system, and control method of cooling system Yoshiaki Kikuchi 2012-08-07 $1,211,000
8166770 Apparatus and method for cooling electrical equipment Yusuke Suzuki 2012-05-01 $1,105,000
8104742 Flow control valve Shigeru Osugi, Yukie Nakamura, Hiroto Yasue 2012-01-31
8033579 Fluid device connecting structure Hideyuki Takeda, Ryo Muramatsu 2011-10-11
8025268 Manual valve Akinori Masamura 2011-09-27
7950619 Fluid device mounting structure Hideyuki Takeda 2011-05-31
7581764 Connection seal structure for fluidic device 2009-09-01
7269258 Cryptographic key, encryption device, encryption/decryption device, cryptographic key management device, and decryption device Osamu Ueno, Yoshikazu Nishino, Fumiaki Nishiyama, Takumi Suzuki, Rei Isogai 2007-09-11 $531,000
7054446 Chaos cryptographic communication method and chaos cryptographic communication system Takahiro Abe, Katsufusa Shono 2006-05-30
6788787 Pseudorandom number generator, stream encryption method, and stream encrypting communication method Katsufusa Shono, Osamu Ueno 2004-09-07
6473448 Spread spectrum signal generation method, spread spectrum signal generator, stream encryption method, and stream enciphered codes communication method Katsufusa Shono 2002-10-29