Nara, Japan

Hiroshi Hosomizu

This inventor holds 34 USPTO granted patents, primarily in Flash Photography. Top assignees: Minolta Camera Kabushiki Kaisha, Minolta Camera Co., Ltd., Minolta Camera K.k.. Active years: 1979-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Hosomizu. Retrieved from https://idiyas.com/inventor/hiroshi-hosomizu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 11

Forward Citations = 436(Granted Patents)


Location History:

  • Sakai, JP (1983 - 1985)
  • Nara, JP (1985 - 1991)
  • Shiki, JP (1993)
  • Osaka, JP (1979 - 1999)

Company Filing History:


Years Active: 1979-1999

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Areas of Expertise:
Flash Device
Flash Photography System
Electronic Flash
Camera Exposure Control
Automatic Exposure Control
Lighting Flash Device
Camera Flash Light Control
Close-Range Lighting
Accessory Shoe
Object Distance Indication
Operation Control Circuitry
Control Circuitry
34 patents (USPTO):Explore Patents

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Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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