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USPTO Patent Rankings Data through Dec 31, 2025
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Takao Okabe — 2 Patents

AEAlpine Electronics: 1 patents #279 of 637Top 45%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
Nagoya, JP: #2,990 of 6,680 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Takao Okabe has been granted 2 US patents while listed as an inventor at Alpine Electronics. The first was granted in 1987 and the most recent in November 2017. Takao Okabe ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Takao Okabe in Nagoya, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9814147 Electronic circuit unit Yasuyuki Igari, Shinobu Kida, Tatsuya Watanabe 2017-11-07
4703144 EDM control system to maximize efficiency by controlling the gap width Makoto Goto, Akihiro Komori 1987-10-27