Yokohama, Japan

Toshiharu Inui

This inventor holds 73 USPTO granted patents, primarily in Ink Jet Printing (CPC class 347 ). Top assignee: Canon Kabushiki Kaisha. Active years: 1989-2006.


% Patents Active = 90.4

Average Co-Inventor Count = 4.7

ph-index = 20

Forward Citations = 1,085(Granted Patents)

Forward Citations (Not Self Cited) = 1,075(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yokohama, JP (1989 - 2004)
  • Kanagawa, JP (2002 - 2006)

Company Filing History:


Years Active: 1989-2006

Loading Chart...
Areas of Expertise:
Ink Jet Printing
Recording Apparatus
Recovery Method
Liquid Detection
Image Processing
Color Ink Jet
Ejection Bubble
Suction Recovery
Ink Jet Cartridge
Liquid Discharge
Data Transfer Circuit
Gray Scale Pattern
73 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Toshiharu Inui in Inkjet Technology

Introduction

Toshiharu Inui, based in Yokohama, Japan, is a noteworthy inventor with a remarkable portfolio comprising 73 patents. His innovative spirit has significantly impacted the field of inkjet technology, making processes more efficient and reliable.

Latest Patents

Among his latest patents are valuable contributions to liquid detection methods and apparatuses, which enhance the functionality of inkjet printing systems. One such patent details a liquid detection apparatus that employs a non-contact method using electromagnetic waves, specifically infrared rays. This system allows for the detection of ink droplets emitted from printheads or ink tanks by measuring the infrared radiation that correlates with the quantity of ink present. The integration of shielding members helps minimize noise interference in the detection signals, resulting in a sensitive and reliable liquid detection method. Another notable patent outlines an image forming apparatus that incorporates advanced capping and wiping controls to maintain the ink discharge surfaces of recording heads, optimizing performance and preventing issues caused by dried ink.

Career Highlights

Toshiharu Inui has had a distinguished career at Canon Kabushiki Kaisha, a leader in imaging technology. His extensive research and development initiatives have contributed immensely to the advancement of inkjet printing technologies. Through his innovative approaches, he has improved liquid detection mechanisms and maintenance procedures in inkjet devices.

Collaborations

Inui's work is characterized by collaboration with skilled professionals, including notable coworkers such as Jiro Moriyama and Kiichiro Takahashi. Their collective efforts have not only fostered a dynamic work environment at Canon but have also led to breakthroughs in inkjet technology that benefit consumers globally.

Conclusion

Toshiharu Inui's contributions to inkjet technology through his 73 patents underscore his role as a pivotal inventor in this industry. His latest innovations in liquid detection methods and apparatuses reflect his commitment to enhancing printing technology, demonstrating the ongoing evolution of inkjet systems. As technology continues to advance, Toshiharu Inui's work will undoubtedly inspire future innovations in the field.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
Loading…