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USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuro Emi — 3 Patents

Pioneer Electronic: 3 patents #611 of 1,840Top 35%
PVPioneer Video: 2 patents #42 of 139Top 35%
Yamanashi, JP: #940 of 1,957 inventorsTop 50%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Tetsuro Emi has been granted 3 US patents while listed as an inventor at Pioneer Electronic. All of these patents were granted in 1992. Tetsuro Emi ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Tetsuro Emi in Yamanashi, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5159143 Information recording medium player for controlling musical devices using a musical instrument digital interface (MIDI) format signal Makoto Hijikata 1992-10-27 $8,000
5097349 Method of recording and reproducing picture information, recording medium, and recording medium playing apparatus Satoru Nomura, Yoshihisa Nagai 1992-03-17 $13,000
5089899 Recording medium playing apparatus which permits changes in the display position of a reproduced image Satoru Nomura, Yoshihisa Nagai, Koji Miyashita, Hiroyuki Higuchi, Makoto Hijikata 1992-02-18 $14,000