Inventor

John Amsten

Inventor
Manchester-by-the-Sea, MA, US

Overview

1→
Patents
2020
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus20%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein20%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them20%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light20%
H04NPictorial communication, e.g. television20%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to PROJECTION VENTURES INC (1)· patent assignee history
2020Based in Manchester-by-the-Sea, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PROJECTION VENTURES INC12020
Locations
LocationPatentsSpan
Manchester-by-the-Sea, Massachusetts, US12020