Taroh Hasumi

Title: Taroh Hasumi: Innovator in Liquid Crystal Display Technology

Introduction

Taroh Hasumi is a notable inventor based in Machida, Japan. He has made significant contributions to the field of liquid crystal display technology. With a total of 2 patents to his name, Hasumi's work has had a considerable impact on the industry.

Latest Patents

Hasumi's latest patents include a liquid crystal display device and a method of fabricating the same. This invention provides a liquid crystal display device with a narrow frame, effectively removing defective displays caused by the entry of a seal member into the display area. The device comprises first and second substrates disposed at a predetermined gap, with liquid crystal sealed in between. A seal member is provided at the gap, sealing the liquid crystal, while a wall-like structure made of a different material is positioned outside the display area.

Another significant patent is for a thin film transistor and the method for manufacturing it. This invention discloses a process where a contact hole is formed with a flattened interface between openings in an inorganic material passivation layer and an organic material interlayer insulating film. The method includes etching an opening in the interlayer insulating film and using that opening as a mask for etching a self-aligned opening in the passivation layer.

Career Highlights

Taroh Hasumi is currently associated with International Business Machines Corporation, commonly known as IBM. His work at IBM has allowed him to further develop his innovative ideas and contribute to advancements in technology.

Collaborations

Hasumi has collaborated with notable coworkers such as Osamu Tokuhiro and Takatoshi Tsujimura. Their combined expertise has fostered a productive environment for innovation and development.

Conclusion

Taroh Hasumi's contributions to liquid crystal display technology and thin film transistors highlight his role as a significant inventor in the field. His patents reflect a commitment to innovation and improvement in display technology.