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Haruo Iwahashi

This inventor holds 14 USPTO granted patents. Top assignees: Konishiroku Photo Industry Co., Ltd., Konica Corporation. Active years: 1980-2004.

USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 125(Granted Patents)

Location History:

Tokyo, JP (1984)
Fussa, JP (1983 - 1985)
Hachioji, JP (1980 - 1989)
Akishima, JP (2004)

Company Filing History:

12 out of 1,252

Konishiroku Photo Industry Co., Ltd.

Years Active: 1980-2004

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6768882 - Fixing temperature control method utilizing new factors and image forming apparatus (2004-07-27),

2. 4797707 - Image forming apparatus (1989-01-10),

3. 4669855 - Electrophotographic apparatus for obtaining visible images by (1987-06-02),

4. 4562447 - Ion modulating electrode (1985-12-31),

5. 4540275 - Controlling method for transferring and separation in a copying apparatus (1985-09-10),

6. 4531827 - Method and apparatus for improved retention copying (1985-07-30),

7. 4495508 - Electrostatic reproducing apparatus (1985-01-22),

8. 4488160 - Electrostatic apparatus (1984-12-11),

9. 4463284 - Method and apparatus for controlling luminous intensity of fluorescent (1984-07-31),

10. 4435066 - Ion modulating electrode with improved transmission factor (1984-03-06),

11. 4426654 - Ion modulating electrode (1984-01-17),

12. 4425035 - Image reproducing apparatus (1984-01-10),

13. 4377629 - Layered charge carrier member and method of forming image using same (1983-03-22),

14. 4218124 - Photo-sensitive screen for producing electrostatic latent image (1980-08-19),

Title: Haruo Iwahashi: Innovator in Temperature Control and Image Forming Technology

Introduction

Haruo Iwahashi is a notable inventor based in Fussa, Japan. He has made significant contributions to the fields of temperature control methods and image forming apparatuses. With a total of 14 patents to his name, Iwahashi's work has had a lasting impact on technology.

Latest Patents

Iwahashi's latest patents include a method for fixing temperature control utilizing new factors and an innovative image forming apparatus. The temperature control method involves a heat roller equipped with a heat source and a first temperature detector, along with a pressure roller that has a second temperature sensor. This method allows for the detection of the pressure roller's temperature and adjusts the heat roller's control temperature accordingly. The image forming apparatus is designed to optimize the fatigue treatment of a photosensitive member, preventing fluctuations in copying density and fogging. This is achieved by regulating the duration of prerotation based on the rest time after previous copying operations and the current temperature of the photosensitive member.

Career Highlights

Throughout his career, Haruo Iwahashi has worked with prominent companies such as Konishiroku Photo Industry Co., Ltd. and Konica Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Iwahashi has collaborated with notable coworkers, including Noriyoshi Tarumi and Hiroshi Tokunaga. Their combined efforts have further advanced the field of image forming technology.

Conclusion

Haruo Iwahashi's contributions to temperature control methods and image forming apparatuses demonstrate his innovative spirit and dedication to technological advancement. His patents continue to influence the industry and inspire future inventors.

Profile summary based on public USPTO records.

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