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Inventor

Joseph R. Bietry

Inventor
Rochester, NY, US

Overview

73→
Patents
1986–2021
Patent span
Physics
Primary field (CPC G)

Patents· 73 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G02Bprimary
G02BOptical elements, systems or apparatus32%
G06FElectric digital data processing11%
H04NPictorial communication, e.g. television10%
G06KGraphical data reading7%
G06VImage or video recognition or understanding7%
G06TImage data processing or generation, in general6%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
A61BDiagnosis4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%
G02CSpectacles3%
PatentTitleYear
11,103,132Eye imaging in head worn computing202110,921,608Despeckling system for projected light202110,866,420See-through computer display systems202010,775,630Optical configurations for head-worn see-through displays202010,564,426Optical configurations for head-worn see-through displays202010,321,821Eye imaging in head worn computing201910,222,618Compact optics with reduced chromatic aberrations201910,139,632See-through computer display systems201810,078,224See-through computer display systems201810,012,840See-through computer display systems20189,971,156See-through computer display systems20189,965,681Eye imaging in head worn computing20189,952,664Eye imaging in head worn computing20189,933,622See-through computer display systems20189,927,612'See-through computer display systems'20189,836,649Eye imaging in head worn computing20179,798,148'Optical configurations for head-worn see-through displays'20179,766,463'See-through computer display systems'20179,740,012'See-through computer display systems'20179,720,227'See-through computer display systems'20179,720,234'See-through computer display systems'20179,651,783'See-through computer display systems'20179,615,742'Eye imaging in head worn computing'20179,594,246'See-through computer display systems'20179,588,331'Apochromatic optical design'20179,538,915'Eye imaging in head worn computing'20179,532,714'Eye imaging in head worn computing'20179,532,715'Eye imaging in head worn computing'20179,494,800'See-through computer display systems'20169,366,867'Optical systems for see-through displays'20169,366,868'See-through computer display systems'20169,091,851'Light control in head mounted displays'20159,069,105'Low thermal stress birefringence imaging lens'20158,830,580'Low thermal stress catadioptric imaging optics'20148,786,943'Low thermal stress catadioptric imaging system'20148,649,094'Low thermal stress birefringence imaging lens'20148,504,328'Designing lenses using stress birefringence performance criterion'20138,488,246'See-through near-eye display glasses including a curved polarizing film in the image source, a partially reflective, partially transmitting optical element and an optically flat film'20138,482,859'See-through near-eye display glasses wherein image light is transmitted to and reflected from an optically flat film'20138,366,281'Out-of-plane motion of speckle reduction element'20138,287,129'Low thermal stress birefringence imaging system'20128,235,531'Optical interference reducing element for laser projection'20128,220,931'Etendue reduced stereo projection using segmented disk'20128,172,403'Projection with curved speckle reduction element surface'20128,172,404'Projection with lenslet arrangement on speckle reduction element'20128,144,084'Electro-luminescent display device'20128,136,948'Etendue maintaining polarization switching system and related methods'20128,134,589'Zoom by multiple image capture'20128,066,382'Stereoscopic projector with rotating segmented disk'20118,016,422'Etendue maintaining polarization switching system and related methods'20117,988,306'Afocal attachment for projection lens'20117,926,951'Laser illuminated micro-mirror projector'20117,891,816'Stereo projection using polarized solid state light sources'20117,764,440'Dual focal length lens system'20107,616,393'Compact folded thin lens'20097,573,654'Dual focal length lens system'20097,458,687'High efficiency digital cinema projection system with increased etendue'20087,460,248'Tissue imaging system'20087,068,883'Symmetric, bi-aspheric lens for use in optical fiber collimator assemblies'20066,744,566'Symmetric, bi-aspheric lens for use in transmissive and reflective optical fiber components'20046,438,290'Micro-aspheric collimator lens'20026,075,656'High numerical aperture objective lens'20006,069,748'Laser line generator system'20005,909,322'Magnifier lens'19995,886,825'Magnifier Lens'19995,703,721'Optical magnifier'19975,680,260'Optical element assembly having optical elements with mounting extensions'19975,646,788'Dual aperture lens'19975,604,639'Two-element optical system and camera and method of making a camera'19975,581,405'Hybrid refractive/diffractive achromatic camera lens and camera using such'19965,555,062'Recyclable single-use camera with replaceable front lens element'19965,017,012'Viewing system for surface profiler'19914,600,276'Optical disc player lens'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2015Patents assigned to EASTMAN KODAK CO (36)· patent assignee history
1986–2021Based in Rochester, NY, US· patent location history
2011–2017Patents assigned to BIETRY JOSEPH R (13)· patent assignee history
2011–2014Patents assigned to SILVERSTEIN BARRY D (10)· patent assignee history
2012–2014Patents assigned to KURTZ ANDREW F (8)· patent assignee history
2013–2019Patents assigned to OSTERHOUT GROUP INC (25)· patent assignee history
2013–2021Based in Chili, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EASTMAN KODAK CO361986–2015
OSTERHOUT GROUP INC252013–2019
BIETRY JOSEPH Rself132011–2017
SILVERSTEIN BARRY D102011–2014
KURTZ ANDREW F82012–2014
Locations
LocationPatentsSpan
Rochester, New York, US481986–2021
Chili, New York, US252013–2021