Haruo Nakanishi

Title: Haruo Nakanishi: Innovator in Lithographic Printing Technology

Introduction

Haruo Nakanishi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of lithographic printing technology, holding a total of 8 patents. His work has been instrumental in advancing methods and materials used in the printing industry.

Latest Patents

Nakanishi's latest patents include a method of preparing a lithographic printing plate using a developer. This innovative developer is suitable for both positive and negative working photosensitive lithographic printing plates. It comprises a development stabilizer that includes compounds such as sugars, oximes, phenols, and fluorinated alcohols, maintaining a pH range of 11.0 to 13.5. Another notable patent is a method for manufacturing substrates for presensitized plates. This method involves electrolytically surface-roughening an aluminum plate in a nitric acid-containing electrolyte, followed by etching to create irregularities that enhance printing durability and resistance to background contamination.

Career Highlights

Throughout his career, Nakanishi has worked with notable companies, including Fuji Photo Film Company, Limited and Sumitomo Light Metal Industries, Ltd. His experience in these organizations has allowed him to develop and refine his innovative techniques in lithography.

Collaborations

Nakanishi has collaborated with several talented individuals in his field, including Hirokazu Sakaki and Azusa Ohashi. These collaborations have contributed to the advancement of lithographic technologies and the successful implementation of his patented methods.

Conclusion

Haruo Nakanishi's contributions to lithographic printing technology have established him as a key figure in the industry. His innovative patents and collaborations reflect his commitment to advancing printing methods and materials. His work continues to influence the field and inspire future innovations.