Inventor

RAVISHANKAR GURUMURTHI

US7 patents

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

OTIS ELEVATOR CO

2 patents

US6345698B1Feb 12, 2002

Simplified roller guide

OTIS ELEVATOR CO38 citations90

US6186281B1Feb 13, 2001

Remote storage and reset of elevator overspeed switch

OTIS ELEVATOR CO16 citations82

LIFELOC TECH INC

2 patents

US9623138B2Apr 18, 2017

Systems and methods for surface decontamination

LIFELOC TECH INC29 citations89

US9562883B2Feb 7, 2017

Breath alcohol tester calibration station

LIFELOC TECH INC17 citations76

LIFELOC TECHNOLOGIES INC

2 patents

USD730215SMay 26, 2015

Calibration station

LIFELOC TECHNOLOGIES INC4 citations68

USD692788SNov 5, 2013

Calibration station

LIFELOC TECHNOLOGIES INC3 citations57

INTEL CORP

1 patent

US4803946AFeb 14, 1989

Continuous bulk drain for photoresist

INTEL CORP6 citations60