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Inventor

Charles H. Koh

Inventor
Milwaukee, WI, US

Overview

14→
Patents
1996–2016
Patent span
LOC
Primary field

Patents· 14 as inventor

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

LOC24primary
LOC2464%
A61BDiagnosis29%
G09BEducational or demonstration appliances7%
PatentTitleYear
D0773044'Needle holder for surgical application'20167,837,473'Surgical training device and method'2010D0621035'Handle for medical instrument'2010D0617899'Handle for medical instrument'2010D0617898'Handle for medical instrument'2010D0617897'Handle for medical instrument'2010D0615197'Medical instrument'2010D0614298'Handle for medical instrument'2010D0614299'Handle for medical instrument'2010D0583472'Needle holder'20086,254,620'Surgical thread cutter'20015,840,077'Uterine manipulating assembly for laparoscopic hysterectomy'19985,643,285'Vaginal extender for colpotomy surgery'19975,520,698'Simplified total laparoscopic hysterectomy method employing colpotomy incisions'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–1998Patents assigned to BLAIRDEN PRECISION INSTR INC (3)· patent assignee history
1996–2010Based in Mequon, WI, US· patent location history
2001–2010Patents assigned to STORZ KARL GMBH & CO KG (9)· patent assignee history
2001Based in Mamequon, WI, US· patent location history
2008–2010Based in Milwaukee, WI, US· patent location history
2010Patents assigned to KOH CHARLES H (1)· patent assignee history
2016Patents assigned to STORZ KARL ENDOVISION INC (1)· patent assignee history
2016Based in Henderson, NV, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
STORZ KARL GMBH & CO KG92001–2010
BLAIRDEN PRECISION INSTR INC31996–1998
KOH CHARLES Hself12010
STORZ KARL ENDOVISION INC12016
Locations
LocationPatentsSpan
Milwaukee, WI, US82008–2010
Mequon, WI, US41996–2010
Henderson, NV, US12016
Mamequon, WI, US12001