Inventor · disambiguated record
John R. Grayson
Also filed as: GRAYSON JOHN R
6 granted patents·118 citations·filing 1982–1998
84Inventor score
Files withRAINSOFT WATER CONDITIONING CO2RSWC INC2AQUION PARTNERS LIMITED PARTNE1AQUION PARTNERS LP1
Top patents by PatentIndex Score
6 records- 0185US5082557AControl head for water purifierRAINSOFT WATER CONDITIONING CO·Filed 1990·Granted Jan 21, 1992·59 cites·20 claims
- 0269US4482456AReverse osmosis liquid treating apparatusRAINSOFT WATER CONDITIONING CO·Filed 1982·Granted Nov 13, 1984·30 cites·7 claims
- 0348US6129836ATwo-chamber fluid control valve and water softener incorporating sameRSWC INC·Filed 1998·Granted Oct 10, 2000·15 cites·20 claims
- 0445USD371186SContainer for brine and water treatment systemAQUION PARTNERS LP·Filed 1995·Granted Jun 25, 1996·8 cites·1 claims
- 0527US6193882B1Pressurized brining systemRSWC INC·Filed 1998·Granted Feb 27, 2001·3 cites·20 claims
- 0624US5645105ATank-filling shut-off valveAQUION PARTNERS LIMITED PARTNE·Filed 1996·Granted Jul 8, 1997·3 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when John R. Grayson 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 →