Fujimi, Japan

Hisashi Aruga

This inventor holds 35 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Color Filter Technology. Top assignee: Seiko Epson Corporation. Active years: 1996-2011.

USPTO Granted Patents = 35 

% Patents Active = 40.0


Average Co-Inventor Count = 2.6

ph-index = 11

Forward Citations = 332(Granted Patents)


Location History:

  • Fajini-machi, JP (2004)
  • Suwa, JP (1996 - 2005)
  • Fujimi-cho, JP (2005)
  • Shiojiri, JP (2008)
  • Fujimi, JP (2009 - 2010)
  • Fujimi-machi, JP (2004 - 2011)

Company Filing History:


Years Active: 1996-2011

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Areas of Expertise:
Color Filter
Manufacturing System
Electro-Optical Device
Liquid Crystal Display
TFT Elements
Color Filter Substrate
Diagnostic Analysis
Film-Forming Method
Display Device
Active Matrix Substrate
Discharging Material
Electronic Equipment
35 patents (USPTO):Explore Patents

Title: Hisashi Aruga: Innovator in Manufacturing Technologies

Introduction: Hisashi Aruga, based in Fujimi-machi, Japan, is a prominent inventor known for his contributions to manufacturing technologies. With an impressive portfolio of 35 patents, Aruga has made significant advancements in various systems crucial for production processes.

Latest Patents: Aruga's latest innovations include a manufacturing system and controller, which integrates a discharger for liquid materials and communication means for data transfer. This system enhances the monitoring and control capabilities of manufacturing operations. Another notable patent is the apparatus and method for producing color filters, designed to optimize the scanning time for forming filter patterns. This invention features a multi-head arrangement that efficiently manages the supply of filter element materials while ensuring precise movement across the substrate.

Career Highlights: Hisashi Aruga has devoted his career to advancing manufacturing technologies. He is currently associated with Seiko Epson Corporation, a leader in printing technologies and innovative manufacturing solutions. His expertise has played a significant role in enhancing automation and efficiency in manufacturing systems.

Collaborations: Throughout his career, Aruga has collaborated with esteemed colleagues such as Satoru Katagami and Hiroshi Kiguchi. Their joint efforts have contributed to the development of pioneering manufacturing solutions, further solidifying their positions in the field of technology.

Conclusion: Hisashi Aruga exemplifies the spirit of innovation through his extensive patent portfolio and collaborative efforts in manufacturing technologies. His relentless pursuit of advancements continues to influence the industry, demonstrating the importance of inventive minds in shaping the future of production systems.

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