Akio Ishizuka

This inventor holds 13 USPTO granted patents, primarily in Radiographic Imaging. Top assignees: Fuji Photo Film Company, Limited, Nec Corporation. Active years: 1976-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akio Ishizuka. Retrieved from https://idiyas.com/inventor/akio-ishizuka

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

Calculating rank

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 275(Granted Patents)

Location History:

Asaka, JA (1976)
Fujimiya, JA (1976 - 1977)
Fujimiya, JP (1979)
Fujinomiya, JP (1984 - 1986)
Tokyo, JP (1998 - 2004)

Company Filing History:

11 out of 16,458

Fuji Photo Film Company, Limited

Years Active: 1976-2004

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Areas of Expertise:

Moisture Detection

Wiring Method

Interconnection Route

Radiographic Screen

Radiation Storage Panel

Image Forming System

Recording Sheet

Diffusion Transfer Materials

Image Receptive Materials

Sheet Separation Process

13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6815207 - Moisture/wetness detecting method, moisture/wetness detecting label, articles with moisture/wetness detecting function, and detecting material and method (2004-11-09),

2. 5757089 - Method of automatic wiring (1998-05-26),

3. 5717600 - Method for designing an interconnection route in an LSI (1998-02-10),

4. 4608301 - Radiographic intensifying screen (1986-08-26),

5. 4599539 - Radiation image storage panel (1986-07-08),

6. 4574102 - Radiation image storage panel (1986-03-04),

7. 4567371 - Radiation image storage panel (1986-01-28),

8. 4563580 - Radiation image storage panel (1986-01-07),

9. 4455323 - Process for the preparation of radiographic intensifying screen (1984-06-19),

10. 4138522 - Color image forming system including a layer formed from a dried residue (1979-02-06),

11. 4039207 - Recording sheet (1977-08-02),

12. 3970500 - Process for separating a number of sheets into groups (1976-07-20),

13. 3969541 - Diffusion transfer image receptive materials (1976-07-13),

Title: The Innovative Contributions of Akio Ishizuka

Introduction

Akio Ishizuka is a notable inventor based in Fujinomiya, Japan, recognized for his significant contributions to technology through his innovative patents. With a total of 13 patents to his name, Ishizuka has made strides in various fields, particularly in moisture detection and automatic wiring methods.

Latest Patents

Ishizuka's latest patents include a moisture/wetness detecting method, a moisture/wetness detecting label, and articles with moisture/wetness detecting functions. His method of detecting moisture or wetness allows for the determination of whether precision instruments or industrial products have been exposed to improper conditions. This method utilizes a composite material containing at least one water-soluble decoloring agent and a methine dye, which changes color upon reaction with the decoloring agent. Additionally, he has developed a method of automatic wiring that enhances efficiency by reducing wiring length and preventing obstacles caused by other networks.

Career Highlights

Throughout his career, Ishizuka has worked with prominent companies such as Fuji Photo Film Company, Limited and NEC Corporation. His experience in these organizations has contributed to his expertise in developing innovative solutions that address complex technical challenges.

Collaborations

Ishizuka has collaborated with notable coworkers, including Hisashi Yamazaki and Kikuo Yamazaki. These collaborations have fostered a creative environment

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]