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For the Inventor, By the Inventor

Yokosukashi, Japan

Shiro Konotsune

USPTO Granted Patents = 17

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 146(Granted Patents)


Location History:

  • Yokohamashi, JA (1977)
  • Yokohama, JP (1978)
  • Yokosukashi, JP (1986 - 1992)
  • Yokosuka, JP (1993)
  • Kanagawa, JP (1991 - 1994)

Company Filing History:

goldMedal17 out of 1,109 
 
Chisso Corporation
 patents

Years Active: 1977-1994

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17 patents (USPTO):Explore Patents
1. 5300364 - Metal-clad laminates and method for producing same (1994-04-05),
2. 5254361 - Method for producing printed circuit boards (1993-10-19),
3. 5192619 - Flexible copper-applied substrates (1993-03-09),
4. 5112694 - Flexible printed-circuit base board and process for producing the same (1992-05-12),
5. 5077084 - Process for producing a flexible printed base (1991-12-31),
6. 4981940 - Polyamide having a low elastic modulus and a process for producing the (1991-01-01),
7. 4959437 - Process for producing a low thermally expansive and highly adhesive (1990-09-25),
8. 4923968 - Melt-moldable crystalline polyimide polymer (1990-05-08),
9. 4818806 - Process for producing highly adherent silicon-containing polyamic acid (1989-04-04),
10. 4672099 - Soluble polyimide-siloxane precursor, process for producing same and (1987-06-09),
11. 4656238 - Soluble polyimide-siloxane precursor, process for producing same, and (1987-04-07),
12. 4609700 - Soluble imide oligomer and a method for producing the same (1986-09-02),
13. 4602065 - Silicon-containing step ladder polymer and a process for producing the (1986-07-22),
14. 4591653 - Silicone-polyimide precursor and process for producing same (1986-05-27),
15. 4585834 - Silicon-containing step ladder polymer and a process for producing the (1986-04-29),

Title: Shiro Konotsune: Innovator in Circuit Board Technology

Introduction

Shiro Konotsune is a prominent inventor based in Yokosukashi, Japan. He has made significant contributions to the field of circuit board technology, holding a total of 17 patents. His innovative work has paved the way for advancements in electronic manufacturing processes.

Latest Patents

Among his latest patents are "Metal-clad laminates and method for producing same" and "Method for producing printed circuit boards." One notable invention is a method for producing circuit boards with a film that boasts improved printing properties, adhesion, flexibility, and heat resistance. This method involves applying a liquid printing ink composition that includes a solvent, a polyamide-acid, and a partially imidized polyamide-acid, followed by heat treatment to achieve drying and curing.

Career Highlights

Shiro Konotsune has dedicated his career to advancing technology in the electronics sector. His work at Chisso Corporation has been instrumental in developing innovative solutions that enhance the performance and reliability of circuit boards.

Collaborations

He has collaborated with notable coworkers, including Kouichi Kunimune and Kazutsune Kikuta, contributing to a dynamic team focused on innovation and excellence in their field.

Conclusion

Shiro Konotsune's contributions to circuit board technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of materials and processes that are crucial for the advancement of electronic manufacturing.

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