IDiyas

For the Inventor, By the Inventor

Ibaraki-ken, Japan

Mitsuo Kuriyama

USPTO Granted Patents = 16

Average Co-Inventor Count = 7.9

ph-index = 7

Forward Citations = 116(Granted Patents)


Location History:

  • Tokai, JP (1983)
  • Ibaraki, JP (1984 - 1999)
  • Ibaraki-ken, JP (1996 - 2002)

Company Filing History:

goldMedal16 out of 42,485 
 
Hitachi, Ltd.
 patents

Years Active: 1983-2002

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16 patents (USPTO):Explore Patents
1. 6493936 - Method of making steam turbine blade (2002-12-17),
2. 6224334 - Steam turbine, rotor shaft thereof, and heat resisting steel (2001-05-01),
3. 6206634 - Steam turbine blade, method of manufacturing the same, steam turbine power generating plant and low pressure steam turbine (2001-03-27),
4. 6174132 - Steam-turbine power plant and steam turbine (2001-01-16),
5. 6123504 - Steam-turbine power plant and steam turbine (2000-09-26),
6. 5961284 - High strength heat resisting cast steel, steam turbine casing, steam (1999-10-05),
7. 5749228 - Steam-turbine power plant and steam turbine (1998-05-12),
8. 5624235 - Steam turbine, rotor shaft thereof, and heat resisting steel (1997-04-29),
9. 5569338 - Steam turbine rotor shaft thereof and heat resisting steel (1996-10-29),
10. 5536146 - Combined generator system (1996-07-16),
11. 5383768 - Steam turbine, rotor shaft thereof, and heat resisting steel (1995-01-24),
12. 5008072 - Heat resistant steel and gas turbine components composed of the same (1991-04-16),
13. 4850187 - Gas turbine having components composed of heat resistant steel (1989-07-25),
14. 4585478 - Heat resisting steel (1986-04-29),
15. 4477280 - Heat resisting steel (1984-10-16),

Title: Mitsuo Kuriyama: Innovator in Steam Turbine Technology

Introduction

Mitsuo Kuriyama is a prominent inventor based in Ibaraki-ken, Japan. He has made significant contributions to the field of steam turbine technology, holding a total of 16 patents. His work focuses on enhancing the performance and durability of steam turbine components, particularly through innovative materials and manufacturing methods.

Latest Patents

Kuriyama's latest patents include a method of making steam turbine blades from Ti-base alloy. This invention features a blade that maintains a small difference in tensile strength between the blade portion and the dovetail portion. The tensile strength at room temperature of the dovetail portion is designed to be equal to or greater than 100 kg/mm, ensuring both strength and toughness. Another notable patent involves a steam turbine that integrates high and low-pressure rotor shafts, utilizing heat-resisting steel with specific chemical compositions to withstand high temperatures and pressures.

Career Highlights

Mitsuo Kuriyama is currently employed at Hitachi, Ltd., where he continues to develop advanced technologies in steam turbine design. His expertise in materials science and engineering has positioned him as a key figure in the industry, contributing to the efficiency and reliability of power generation systems.

Collaborations

Throughout his career, Kuriyama has collaborated with notable colleagues such as Yutaka Fukui and Takeshi Onoda. These partnerships have fostered innovation and have led to the successful development of various technologies in the field.

Conclusion

Mitsuo Kuriyama's contributions to steam turbine technology exemplify the impact of innovative thinking in engineering. His patents and ongoing work at Hitachi, Ltd. continue to shape the future of power generation.

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