Inventor · disambiguated record
Takayasu Kitagawa
Also filed as: KITAGAWA TAKAYASU
3 granted patents·25 citations·filing 1989–1989
65Inventor score
Files withSHIONOGI & CO3
Top patents by PatentIndex Score
3 records- 0162US5003076ABenzotriazole derivatives and chiral derivatization reagents for carboxylic acids thereofSHIONOGI & CO·Filed 1989·Granted Mar 26, 1991·8 cites·6 claims
- 0251US5132429ABenzotriazole derivatives and fluorescence-emitting reagents thereofSHIONOGI & CO·Filed 1989·Granted Jul 21, 1992·17 cites·2 claims
- 0327US5097040ABenzotriazole derivatives and reagents for determining carboxylic acids thereofSHIONOGI & CO·Filed 1989·Granted Mar 17, 1992·0 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Takayasu Kitagawa 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 →