Inventor

HAAS RICHARD E

US4 patents

⚠️ This page may combine multiple inventors who share the name “HAAS RICHARD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HYDRO SYSTEMS CO

1 patent

US4950136AAug 21, 1990

Peristaltic pump

HYDRO SYSTEMS CO68 citations89

STATE IND PRODUCTS

1 patent

USD500222SDec 28, 2004

Bottle holder

STATE IND PRODUCTS15 citations79

HAAS RICHARD E

1 patent

US8844776B2Sep 30, 2014

Bottle cartridge

HAAS RICHARD E11 citations77

HAYAS MATTHEW S

1 patent

US8852442B2Oct 7, 2014

Solid chemical dissolver and methods

HAYAS MATTHEW S2 citations47