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

Irei Kyu — 3 Patents

Hitachi: 2 patents #13,405 of 28,497Top 50%
RTRenesas Technology: 1 patents #1,991 of 3,337Top 60%
Kokubunji, JP: #372 of 714 inventorsTop 55%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Irei Kyu has been granted 3 US patents while listed as an inventor at Hitachi. The first was granted in 2006 and the most recent in March 2008. Irei Kyu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Irei Kyu in Kokubunji, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7346325 Receiver, receiving method and portable wireless apparatus Koji Maeda, Satoshi Tanaka, Yukinori Akamine, Manabu Kawabe 2008-03-18 $190,000
7336125 Power amplifier and transmitter Shigeki Koya, Satoshi Tanaka 2008-02-26 $184,000
7005922 Variable gain amplifier circuit and gain control method thereof Takashi Oshima, Takeshi Doi, Kenji Maio 2006-02-28 $139,000