Inventor · disambiguated record
Ryota Miyoshi
Also filed as: MIYOSHI RYOTA
9 granted patents·431 citations·filing 1982–1995
92Inventor score
Top patents by PatentIndex Score
9 records- 0194US4622074APigments and extender pigments which are surface-treated with hydrogenated lecithin, and cosmetics containing the sameMIYOSHI KASEI CO LTD·Filed 1985·Granted Nov 11, 1986·58 cites·5 claims
- 0290US4606914ACosmetic compositionMIYOSHI KASEI CO LTD·Filed 1982·Granted Aug 19, 1986·73 cites·7 claims
- 0387US5290544ACosmetic products containing a soluble glassISHIZUKA GLASS·Filed 1992·Granted Mar 1, 1994·85 cites·6 claims
- 0483US5458681AOrganosilicon-treated pigment, process for production thereof, and cosmetic made therewithMIYOSHI KASEI CO LTD·Filed 1994·Granted Oct 17, 1995·41 cites·5 claims
- 0579US5766611ACosmetic products containing a soluble glassISHIZUKA GLASS·Filed 1995·Granted Jun 16, 1998·49 cites·19 claims
- 0677US4863800ASurface-treated pigment materialMIYOSHI KASEI CO LTD·Filed 1987·Granted Sep 5, 1989·54 cites·4 claims
- 0769US5368639AOrganosilicon-treated pigment, process for production thereof, and cosmetic made therewithMIYOSHI KASEI CO LTD·Filed 1992·Granted Nov 29, 1994·37 cites·3 claims
- 0861US4919922APolyolefin-treated pigment and cosmetics containing the sameMIYOSHI KASEI CO LTD·Filed 1989·Granted Apr 24, 1990·26 cites·4 claims
- 0940US5091013AMoisture holding pigment and a cosmetic containing such a pigmentMIYOSHI KASEI CO LTD·Filed 1989·Granted Feb 25, 1992·8 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Ryota Miyoshi 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 →