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Asao Hiroshi

Researcher at Hitachi

Publications -  60
Citations -  529

Asao Hiroshi is an academic researcher from Hitachi. The author has contributed to research in topics: Heating element & Electromagnetic coil. The author has an hindex of 10, co-authored 60 publications receiving 527 citations.

Papers
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Patent

Electronic ticket vending system and method thereof

TL;DR: In this article, a system consisting of an electronic ticket vending and refunding device, a ticket publisher, a terminal device, and a data storage device is described, where the storage device and the terminal device can be connected in contact or non-contact.
Patent

Electronic-money rewarding system for lost and found IC card

TL;DR: In this article, an electronic-money collecting system is proposed to return a lost IC card used as an electronic purse to the owner of the lost IC cards or an institution issuing the IC card with a high degree of efficiency without imposing a burden on the lost-IC-card finder or the institution issuing an IC card.
Patent

Method and apparatus for forming a multiple-element thin film based on ion beam sputtering

TL;DR: In this article, the composition of sputtered particles is measured in the vicinity to the substrate and the measured composition is compared with the predetermined reference value and the composition is controlled based on the result of measurement.
Patent

Method and apparatus for measuring optical constants of a thin film as well as method and apparatus for fabricating a thin film utilizing same

TL;DR: In this article, a sample is placed close to a prism and a light beam coming from a light source is projected to the prism while varying the incident angle of the light source as a parameter.
Patent

Method of producing a fluid pressure reducing device

TL;DR: In this paper, a fluid pressure reducing device with a core provided with a peripheral spiral groove and a pipe receiving the core is radially contracted so that the ridges of the spiral groove of the core intrude into the inner peripheral surface of the pipe, thereby forming a spiral passage between the pipe and the core.