Inventor

GELMAN BORIS

US8 patents

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

OPTICAL GAGING PROD INC

4 patents

US5389774AFeb 14, 1995

Method and means for calibrating the magnification of zoom optical systems using reticle images

OPTICAL GAGING PROD INC53 citations86

US5402192AMar 28, 1995

(unassigned)

1 patent

US6672428B2Jan 6, 2004

Personal descent apparatus

17 citations81

TELEX COMMUNICATIONS

1 patent

US4415244ANov 15, 1983

Automatic focusing system

TELEX COMMUNICATIONS7 citations71

POLIDOR EDWARD T

1 patent

US8269970B2Sep 18, 2012

Optical comparator with digital gage

POLIDOR EDWARD T5 citations59

QUALITY VISION INTERNATIONAL I

1 patent

US7538960B2May 26, 2009

Air bearing guided zoom lens for metrological measurements

QUALITY VISION INTERNATIONAL I4 citations58

GELMAN BORIS

OPTICAL GAGING PROD INC

Method and means for calibrating the magnification of zoom optical systems using reticle images

Simplified mirror system for contour projector

Optical inspection system having an internal rangefinder

Precision Z-axis mount for a lens assembly in an optical inspection apparatus

(unassigned)

Personal descent apparatus

TELEX COMMUNICATIONS

Automatic focusing system

POLIDOR EDWARD T

Optical comparator with digital gage

QUALITY VISION INTERNATIONAL I

Air bearing guided zoom lens for metrological measurements