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Inventor

John Y. Chan

Inventor
San Carlos, CA, US

Overview

11→
Patents
1980–2019
Patent span
Physics
Primary field (CPC G)

Patents· 11 as inventor

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

G11Cprimary
G11CStatic stores46%
G11BInformation storage based on relative movement between record carrier and transducer15%
H03KPulse technique15%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%
C07DHeterocyclic compounds8%
H04MTelephonic communication8%
PatentTitleYear
10,450,295Method of using an indolinone molecule and derivatives for inhibiting liver fibrosis and hepatitis20196,034,885'Multilevel memory cell sense amplifier system and sensing methods'20005,859,794'Multilevel memory cell sense amplifier system and sensing methods'19995,684,736'Multilevel memory cell sense amplifier system'19975,425,089'Low cost telephone caller identification device and method'19955,198,952'Ultra-compact cassette system having a reel brake mechanism'19935,173,818'Adapter for an ultra-compact cassette'19924,837,748'Counting RAM'19894,370,737'Sense amplifier and sensing methods'19834,311,930'Voltage protection circuit for binary data-storage device'19824,214,175'High-performance address buffer for random-access memory'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1983Patents assigned to FAIRCHILD CAMERA INSTR CO (3)· patent assignee history
1980–1983Based in Belmont, CA, US· patent location history
1989Patents assigned to VITELIC CORP (1)· patent assignee history
1989–2000Based in San Carlos, CA, US· patent location history
1992–1993Patents assigned to CHAN JOHN Y S (2)· patent assignee history
1992–1993Based in Loma Linda, CA, US· patent location history
1997–2000Patents assigned to NURAM TECHNOLOGY INC (3)· patent assignee history
2019Patents assigned to Acclaim BioMed USA LLC (1)· patent assignee history
2019Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FAIRCHILD CAMERA INSTR CO31980–1983
NURAM TECHNOLOGY INC31997–2000
CHAN JOHN Y Sself21992–1993
Acclaim BioMed USA LLC12019
VITELIC CORP11989
Locations
LocationPatentsSpan
San Carlos, California, US51989–2000
Belmont, California, US31980–1983
Loma Linda, California, US21992–1993
Houston, Texas, US12019