Inventor · disambiguated record
Kazuyuki Koyanagi
Also filed as: KOYANAGI KAZUYUKI
3 granted patents·4 citations·filing 2006–2018
55Inventor score
Top patents by PatentIndex Score
3 records- 0159US8620134B2Video and audio reproducing apparatus and video and audio reproducing method for reproducing video images and sound based on video and audio streamsKOYANAGI KAZUYUKI·Filed 2006·Granted Dec 31, 2013·3 cites·15 claims
- 0254US10176140B2HDMI apparatus of high-definition TV has switching circuit that outputs low-level/ground potential to second pin of HDMI connector if a first signal is not outputtedNEC DISPLAY SOLUTIONS LTD·Filed 2013·Granted Jan 8, 2019·1 cites·21 claims
- 0340US11546152B2Display device, control method and programNEC DISPLAY SOLUTIONS LTD·Filed 2018·Granted Jan 3, 2023·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →