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Inventor

Atsushi Utsumi

Inventor
Kawanishi, JP

Overview

20→
Patents
1981–2011
Patent span
Human necessities
Primary field (CPC A)

Patents· 20 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus27%
A61BDiagnosis17%
C03BManufacture, shaping, or supplementary processes17%
A61MDevices for introducing media into, or onto, the body13%
B29CShaping or joining of plastics7%
C03CChemical composition of glasses, glazes or vitreous enamels7%
A61LMethods or apparatus for sterilising materials or objects in general3%
G01NInvestigating or analysing materials by determining their chemical or physical properties3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
8,025,638'Balloon catheter, medical apparatus and method for treating living organ'20116,970,736'Analysis system of matter adhered to inside wall of vessel'20056,582,359'Endoscope apparatus for inside wall of blood vessel'20036,193,699'Medical tube'20015,888,194'Endoscope including an improved lighting apparatus'19995,441,489'Catheter with body temperature glass transition region'19955,331,948'Tip articulation mechanism for endoscopes'19945,258,160'Process and apparatus for producing elongated body of elastic modulus changing type'19935,076,825'Method of producing optical multiple fiber'19914,893,896'Energy transmission optical fiber'19904,867,529'Super-thin fiberscope'19894,789,239'Emission spectroscopic analyzer'19884,783,135'Optical fiber conductor and image scope using same'19884,759,604'Optical multiconductor of silica glass type'19884,735,483'Fiber scope'19884,733,939'Radiation-resistant optical conductor'19884,690,500'Optical multiple fiber'19874,647,153'Image guide'19874,452,623'Method for producing optical multiple fiber'19844,264,347'Method of fabricating optical fiber preforms'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1991Patents assigned to DAINICHI NIPPON CABLES LTD (7)· patent assignee history
1981–2011Based in Kawanishi, JP· patent location history
1988–2001Patents assigned to MITSUBISHI CABLE IND LTD (9)· patent assignee history
1988–2001Patents assigned to MITSUBISHI HEAVY IND LTD (3)· patent assignee history
1988Patents assigned to DORYOKURO KAKUNENRYO (1)· patent assignee history
1988–2001Based in Itami, JP· patent location history
2003–2005Patents assigned to MACHIDA ENDOSCOPE CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI CABLE IND LTD91988–2001
DAINICHI NIPPON CABLES LTD71981–1991
MITSUBISHI HEAVY IND LTD31988–2001
MACHIDA ENDOSCOPE CO LTD22003–2005
DORYOKURO KAKUNENRYO11988
Locations
LocationPatentsSpan
Kawanishi, JP101981–2011
Itami, JP101988–2001