Inventor · disambiguated record
Tadayuki Kiyoyanagi
Also filed as: KIYOYANAGI TADAYUKI
7 granted patents·32 citations·filing 1991–2011
82Inventor score
Top patents by PatentIndex Score
7 records- 0188US7785411B2Anthrapyridone compound or salt thereof, magenta ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Aug 31, 2010·9 cites·21 claims
- 0274US7901497B2Water-soluble naphthalocyanine coloring matter and water-based ink containing the sameNIPPON KAYAKU KK·Filed 2008·Granted Mar 8, 2011·2 cites·10 claims
- 0370US8865392B2Photosensitive resin composition and cured product thereofOONISHI MISATO·Filed 2011·Granted Oct 21, 2014·2 cites·8 claims
- 0468US5382490AElectrophotographic tonerNIPPON KAYAKU KK·Filed 1992·Granted Jan 17, 1995·11 cites·6 claims
- 0534US6214435B1Aminium compounds and optical information recording media containing the sameNIPPON KAYAKU KK·Filed 1998·Granted Apr 10, 2001·3 cites·11 claims
- 0631US5225305AElectrophotographic tonerNIPPON KAYAKU KK·Filed 1991·Granted Jul 6, 1993·3 cites·6 claims
- 0729US5389486AElectrophotographic tonerNIPPON KAYAKU KK·Filed 1993·Granted Feb 14, 1995·2 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Tadayuki Kiyoyanagi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →